664113704 has 64 divisors (see below), whose sum is σ = 1348410240. Its totient is φ = 305510400.

The previous prime is 664113689. The next prime is 664113719. The reversal of 664113704 is 407311466.

It is an interprime number because it is at equal distance from previous prime (664113689) and next prime (664113719).

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 15 ways as a sum of consecutive naturals, for example, 1498907 + ... + 1499349.

It is an arithmetic number, because the mean of its divisors is an integer number (21068910).

Almost surely, 2^664113704 is an apocalyptic number.

It is an amenable number.

664113704 is an abundant number, since it is smaller than the sum of its proper divisors (684296536).

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

664113704 is a wasteful number, since it uses less digits than its factorization.

664113704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 690 (or 686 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 664113704 is about 25770.4036444911. The cubic root of 664113704 is about 872.4639291278.

The spelling of 664113704 in words is "six hundred sixty-four million, one hundred thirteen thousand, seven hundred four".