64330422162564 has 12 divisors (see below), whose sum is σ = 150104318379344. Its totient is φ = 21443474054184.

The previous prime is 64330422162547. The next prime is 64330422162659. The reversal of 64330422162564 is 46526122403346.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×64330422162564² (a number of 28 digits) contains 22 as substring.

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, 2680434256762 + ... + 2680434256785.

Almost surely, 2^{64330422162564} is an apocalyptic number.

It is an amenable number.

64330422162564 is an abundant number, since it is smaller than the sum of its proper divisors (85773896216780).

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

64330422162564 is a wasteful number, since it uses less digits than its factorization.

64330422162564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5360868513554 (or 5360868513552 counting only the distinct ones).

The product of its (nonzero) digits is 4976640, while the sum is 48.

The spelling of 64330422162564 in words is "sixty-four trillion, three hundred thirty billion, four hundred twenty-two million, one hundred sixty-two thousand, five hundred sixty-four".