1164604656 has 40 divisors (see below), whose sum is σ = 3010035024. Its totient is φ = 388011520.

The previous prime is 1164604627. The next prime is 1164604657. The reversal of 1164604656 is 6564064611.

It is a happy number.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1164604657) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 121180 + ... + 130436.

Almost surely, 2^1164604656 is an apocalyptic number.

1164604656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1164604656 is an abundant number, since it is smaller than the sum of its proper divisors (1845430368).

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

1164604656 is a wasteful number, since it uses less digits than its factorization.

1164604656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11889 (or 11883 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 39.

The square root of 1164604656 is about 34126.3044585844. The cubic root of 1164604656 is about 1052.1060242913.

The spelling of 1164604656 in words is "one billion, one hundred sixty-four million, six hundred four thousand, six hundred fifty-six".