10505315904 has 28 divisors (see below), whose sum is σ = 27795315504. Its totient is φ = 3501771904.

The previous prime is 10505315857. The next prime is 10505315963. The reversal of 10505315904 is 40951350501.

It is a super-2 number, since 2×10505315904² (a number of 21 digits) contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 27357402 + ... + 27357785.

Almost surely, 2^10505315904 is an apocalyptic number.

It is an amenable number.

10505315904 is an abundant number, since it is smaller than the sum of its proper divisors (17289999600).

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

10505315904 is an equidigital number, since it uses as much as digits as its factorization.

10505315904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54715202 (or 54715192 counting only the distinct ones).

The product of its (nonzero) digits is 13500, while the sum is 33.

The spelling of 10505315904 in words is "ten billion, five hundred five million, three hundred fifteen thousand, nine hundred four".