10656513432 has 48 divisors (see below), whose sum is σ = 30380415000. Its totient is φ = 3365214336.

The previous prime is 10656513419. The next prime is 10656513437. The reversal of 10656513432 is 23431565601.

10656513432 is a `hidden beast` number, since 106 + 5 + 6 + 513 + 4 + 32 = 666.

It is a super-2 number, since 2×10656513432² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10656513437) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3893557 + ... + 3896292.

Almost surely, 2^10656513432 is an apocalyptic number.

10656513432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10656513432 is an abundant number, since it is smaller than the sum of its proper divisors (19723901568).

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

10656513432 is a wasteful number, since it uses less digits than its factorization.

10656513432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7789880 (or 7789873 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 36.

The spelling of 10656513432 in words is "ten billion, six hundred fifty-six million, five hundred thirteen thousand, four hundred thirty-two".