10326512520 has 48 divisors (see below), whose sum is σ = 33561166860. Its totient is φ = 2753736576.

The previous prime is 10326512501. The next prime is 10326512533. The reversal of 10326512520 is 2521562301.

It is a happy number.

10326512520 is a `hidden beast` number, since 1 + 0 + 3 + 2 + 651 + 2 + 5 + 2 + 0 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 10181213604 + 145298916 = 100902^2 + 12054^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14342019 + ... + 14342738.

Almost surely, 2^10326512520 is an apocalyptic number.

10326512520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10326512520 is an abundant number, since it is smaller than the sum of its proper divisors (23234654340).

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

10326512520 is a wasteful number, since it uses less digits than its factorization.

10326512520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28684774 (or 28684767 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The spelling of 10326512520 in words is "ten billion, three hundred twenty-six million, five hundred twelve thousand, five hundred twenty".