130765664 has 12 divisors (see below), whose sum is σ = 257444964. Its totient is φ = 65382816.

The previous prime is 130765643. The next prime is 130765693. The reversal of 130765664 is 466567031.

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 as a sum of consecutive naturals, namely, 2043182 + ... + 2043245.

It is an arithmetic number, because the mean of its divisors is an integer number (21453747).

Almost surely, 2^130765664 is an apocalyptic number.

It is an amenable number.

130765664 is a deficient number, since it is larger than the sum of its proper divisors (126679300).

130765664 is an equidigital number, since it uses as much as digits as its factorization.

130765664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4086437 (or 4086429 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 38.

The square root of 130765664 is about 11435.2815444133. The cubic root of 130765664 is about 507.5722938095.

The spelling of 130765664 in words is "one hundred thirty million, seven hundred sixty-five thousand, six hundred sixty-four".