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22865095960 = 235781661057
BaseRepresentation
bin10101010010110111…
…011010110100011000
32012000111201020000221
4111102313122310120
5333311431032320
614300514205424
71436422052230
oct252267326430
965014636027
1022865095960
119773829023
124521583874
1322051474a5
14116ca12cc0
158dc5633aa
hex552ddad18

22865095960 has 32 divisors (see below), whose sum is σ = 58795961760. Its totient is φ = 7839461376.

The previous prime is 22865095951. The next prime is 22865095987. The reversal of 22865095960 is 6959056822.

It is a happy number.

It is a super-2 number, since 2×228650959602 (a number of 22 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (52) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 22865095898 and 22865095907.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40830249 + ... + 40830808.

It is an arithmetic number, because the mean of its divisors is an integer number (1837373805).

Almost surely, 222865095960 is an apocalyptic number.

22865095960 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22865095960 is an abundant number, since it is smaller than the sum of its proper divisors (35930865800).

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

22865095960 is a wasteful number, since it uses less digits than its factorization.

22865095960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81661075 (or 81661071 counting only the distinct ones).

The product of its (nonzero) digits is 2332800, while the sum is 52.

The spelling of 22865095960 in words is "twenty-two billion, eight hundred sixty-five million, ninety-five thousand, nine hundred sixty".

Divisors: 1 2 4 5 7 8 10 14 20 28 35 40 56 70 140 280 81661057 163322114 326644228 408305285 571627399 653288456 816610570 1143254798 1633221140 2286509596 2858136995 3266442280 4573019192 5716273990 11432547980 22865095960