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38430465524660 = 225112310175197561
BaseRepresentation
bin10001011110011110010100…
…01111110000001110110100
312001001220202012220112111102
420233033022033300032310
520014121043133242120
6213422413453225232
711044336522114166
oct1057171217601664
9161056665815442
1038430465524660
11112772a59aa240
1243880b9192218
131859c9230a8c1
1496c089db6936
154699e8069d75
hex22f3ca3f03b4

38430465524660 has 96 divisors (see below), whose sum is σ = 92778150415104. Its totient is φ = 13234770560000.

The previous prime is 38430465524657. The next prime is 38430465524681. The reversal of 38430465524660 is 6642556403483.

It is a junction number, because it is equal to n+sod(n) for n = 38430465524596 and 38430465524605.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 37087721 + ... + 38109840.

It is an arithmetic number, because the mean of its divisors is an integer number (966439066824).

Almost surely, 238430465524660 is an apocalyptic number.

It is an amenable number.

38430465524660 is an abundant number, since it is smaller than the sum of its proper divisors (54347684890444).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

38430465524660 is a wasteful number, since it uses less digits than its factorization.

38430465524660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75197705 (or 75197703 counting only the distinct ones).

The product of its (nonzero) digits is 49766400, while the sum is 56.

The spelling of 38430465524660 in words is "thirty-eight trillion, four hundred thirty billion, four hundred sixty-five million, five hundred twenty-four thousand, six hundred sixty".

Divisors: 1 2 4 5 10 11 20 22 23 44 46 55 92 101 110 115 202 220 230 253 404 460 505 506 1010 1012 1111 1265 2020 2222 2323 2530 4444 4646 5060 5555 9292 11110 11615 22220 23230 25553 46460 51106 102212 127765 255530 511060 75197561 150395122 300790244 375987805 751975610 827173171 1503951220 1654346342 1729543903 3308692684 3459087806 4135865855 6918175612 7594953661 8271731710 8647719515 15189907322 16543463420 17295439030 19024982933 30379814644 34590878060 37974768305 38049965866 75949536610 76099931732 83544490271 95124914665 151899073220 167088980542 174683934203 190249829330 334177961084 349367868406 380499658660 417722451355 698735736812 835444902710 873419671015 1670889805420 1746839342030 1921523276233 3493678684060 3843046552466 7686093104932 9607616381165 19215232762330 38430465524660