879520664 has 16 divisors (see below), whose sum is σ = 1799019720. Its totient is φ = 399782080.

The previous prime is 879520657. The next prime is 879520669. The reversal of 879520664 is 466025978.

879520664 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (879520669) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4997189 + ... + 4997364.

Almost surely, 2^879520664 is an apocalyptic number.

It is an amenable number.

879520664 is an abundant number, since it is smaller than the sum of its proper divisors (919499056).

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

879520664 is a wasteful number, since it uses less digits than its factorization.

879520664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9994570 (or 9994566 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 47.

The square root of 879520664 is about 29656.7136412651. The cubic root of 879520664 is about 958.1099473854.

The spelling of 879520664 in words is "eight hundred seventy-nine million, five hundred twenty thousand, six hundred sixty-four".