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52152157883621 = 2952118111905979
BaseRepresentation
bin10111101101110100111101…
…10110000100110011100101
320211122200211112220110211002
423312322132312010303211
523313430104404233441
6302530212013523045
713661604042535265
oct1366723666046345
9224580745813732
1052152157883621
1115687673580a14
125a235301a3485
132313c096101c3
14cc426c2817a5
156068e5db9b9b
hex2f6e9ed84ce5

52152157883621 has 16 divisors (see below), whose sum is σ = 54083936001600. Its totient is φ = 50229381820800.

The previous prime is 52152157883611. The next prime is 52152157883659. The reversal of 52152157883621 is 12638875125125.

It is a cyclic number.

It is not a de Polignac number, because 52152157883621 - 210 = 52152157882597 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52152157883611) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26409410 + ... + 28315388.

It is an arithmetic number, because the mean of its divisors is an integer number (3380246000100).

Almost surely, 252152157883621 is an apocalyptic number.

It is an amenable number.

52152157883621 is a deficient number, since it is larger than the sum of its proper divisors (1931778117979).

52152157883621 is a wasteful number, since it uses less digits than its factorization.

52152157883621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1908340.

The product of its digits is 8064000, while the sum is 56.

The spelling of 52152157883621 in words is "fifty-two trillion, one hundred fifty-two billion, one hundred fifty-seven million, eight hundred eighty-three thousand, six hundred twenty-one".

Divisors: 1 29 521 1811 15109 52519 943531 1905979 27362399 55273391 993015059 3451727969 28797436711 100100111101 1798350271849 52152157883621