11403604164 has 12 divisors (see below), whose sum is σ = 26608409744. Its totient is φ = 3801201384.

The previous prime is 11403604099. The next prime is 11403604181. The reversal of 11403604164 is 46140630411.

It is a tau number, because it is divible by the number of its divisors (12).

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, 475150162 + ... + 475150185.

Almost surely, 2^11403604164 is an apocalyptic number.

It is an amenable number.

11403604164 is an abundant number, since it is smaller than the sum of its proper divisors (15204805580).

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

11403604164 is a wasteful number, since it uses less digits than its factorization.

11403604164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 950300354 (or 950300352 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 30.

The spelling of 11403604164 in words is "eleven billion, four hundred three million, six hundred four thousand, one hundred sixty-four".