664864113322 has 8 divisors (see below), whose sum is σ = 1029467014272. Its totient is φ = 321708441900.

The previous prime is 664864113317. The next prime is 664864113337. The reversal of 664864113322 is 223311468466.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 5361807304 + ... + 5361807427.

It is an arithmetic number, because the mean of its divisors is an integer number (128683376784).

Almost surely, 2^664864113322 is an apocalyptic number.

664864113322 is a gapful number since it is divisible by the number (62) formed by its first and last digit.

664864113322 is a deficient number, since it is larger than the sum of its proper divisors (364602900950).

664864113322 is a wasteful number, since it uses less digits than its factorization.

664864113322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10723614764.

The product of its digits is 995328, while the sum is 46.

The spelling of 664864113322 in words is "six hundred sixty-four billion, eight hundred sixty-four million, one hundred thirteen thousand, three hundred twenty-two".