10325520520 has 64 divisors (see below), whose sum is σ = 28113194880. Its totient is φ = 3331931136.

The previous prime is 10325520511. The next prime is 10325520521. The reversal of 10325520520 is 2502552301.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (10325520521) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1079854 + ... + 1089373.

It is an arithmetic number, because the mean of its divisors is an integer number (439268670).

Almost surely, 2^10325520520 is an apocalyptic number.

10325520520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10325520520 is an abundant number, since it is smaller than the sum of its proper divisors (17787674360).

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

10325520520 is a wasteful number, since it uses less digits than its factorization.

10325520520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2169262 (or 2169258 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 25.

The spelling of 10325520520 in words is "ten billion, three hundred twenty-five million, five hundred twenty thousand, five hundred twenty".