10116720520 has 32 divisors (see below), whose sum is σ = 22826059200. Its totient is φ = 4035410368.

The previous prime is 10116720421. The next prime is 10116720533. The reversal of 10116720520 is 2502761101.

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, 337894 + ... + 366613.

It is an arithmetic number, because the mean of its divisors is an integer number (713314350).

Almost surely, 2^10116720520 is an apocalyptic number.

10116720520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10116720520 is an abundant number, since it is smaller than the sum of its proper divisors (12709338680).

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

10116720520 is a wasteful number, since it uses less digits than its factorization.

10116720520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 704877 (or 704873 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 25.

The spelling of 10116720520 in words is "ten billion, one hundred sixteen million, seven hundred twenty thousand, five hundred twenty".