10002562920 has 768 divisors, whose sum is σ = 42268262400. Its totient is φ = 1998120960.

The previous prime is 10002562919. The next prime is 10002562931. The reversal of 10002562920 is 2926520001.

10002562920 is a `hidden beast` number, since 10 + 0 + 0 + 2 + 5 + 629 + 20 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 34138294 + ... + 34138586.

It is an arithmetic number, because the mean of its divisors is an integer number (55036800).

Almost surely, 2^10002562920 is an apocalyptic number.

10002562920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10002562920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21134131200).

10002562920 is an abundant number, since it is smaller than the sum of its proper divisors (32265699480).

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

10002562920 is a wasteful number, since it uses less digits than its factorization.

10002562920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 390 (or 383 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The spelling of 10002562920 in words is "ten billion, two million, five hundred sixty-two thousand, nine hundred twenty".