10156635020 has 24 divisors (see below), whose sum is σ = 24375924384. Its totient is φ = 3482274816.

The previous prime is 10156635017. The next prime is 10156635037. The reversal of 10156635020 is 2053665101.

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, 36273557 + ... + 36273836.

It is an arithmetic number, because the mean of its divisors is an integer number (1015663516).

Almost surely, 2^10156635020 is an apocalyptic number.

10156635020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10156635020 is an abundant number, since it is smaller than the sum of its proper divisors (14219289364).

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

10156635020 is a wasteful number, since it uses less digits than its factorization.

10156635020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72547409 (or 72547407 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 29.

The spelling of 10156635020 in words is "ten billion, one hundred fifty-six million, six hundred thirty-five thousand, twenty".