10320510513 has 32 divisors (see below), whose sum is σ = 14301619200. Its totient is φ = 6616500800.

The previous prime is 10320510491. The next prime is 10320510523. The reversal of 10320510513 is 31501502301.

It is a cyclic number.

It is not a de Polignac number, because 10320510513 - 2⁹ = 10320510001 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10320510513.

It is not an unprimeable number, because it can be changed into a prime (10320510523) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1643143 + ... + 1649411.

It is an arithmetic number, because the mean of its divisors is an integer number (446925600).

Almost surely, 2^10320510513 is an apocalyptic number.

It is an amenable number.

10320510513 is a deficient number, since it is larger than the sum of its proper divisors (3981108687).

10320510513 is a wasteful number, since it uses less digits than its factorization.

10320510513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6533.

The product of its (nonzero) digits is 450, while the sum is 21.

The spelling of 10320510513 in words is "ten billion, three hundred twenty million, five hundred ten thousand, five hundred thirteen".