10919959504 has 20 divisors (see below), whose sum is σ = 22077310176. Its totient is φ = 5222589152.

The previous prime is 10919959499. The next prime is 10919959513. The reversal of 10919959504 is 40595991901.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14836534 + ... + 14837269.

Almost surely, 2^10919959504 is an apocalyptic number.

It is an amenable number.

10919959504 is an abundant number, since it is smaller than the sum of its proper divisors (11157350672).

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

10919959504 is a wasteful number, since it uses less digits than its factorization.

10919959504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29673834 (or 29673828 counting only the distinct ones).

The product of its (nonzero) digits is 656100, while the sum is 52.

The spelling of 10919959504 in words is "ten billion, nine hundred nineteen million, nine hundred fifty-nine thousand, five hundred four".