639746322022296 has 112 divisors (see below), whose sum is σ = 1798839587626200. Its totient is φ = 213204226530096.

The previous prime is 639746322022273. The next prime is 639746322022303. The reversal of 639746322022296 is 692220223647936.

The cubic root of 639746322022296 is 86166.

It is a perfect power (a cube), and thus also a powerful number.

639746322022296 is a `hidden beast` number, since 6 + 39 + 74 + 6 + 3 + 220 + 22 + 296 = 666.

It is a super-2 number, since 2×639746322022296² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 133642429615 + ... + 133642434401.

Almost surely, 2^{639746322022296} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 639746322022296, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (899419793813100).

639746322022296 is an abundant number, since it is smaller than the sum of its proper divisors (1159093265603904).

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

639746322022296 is an frugal number, since it uses more digits than its factorization.

639746322022296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14385 (or 4792 counting only the distinct ones).

The product of its (nonzero) digits is 141087744, while the sum is 63.

The spelling of 639746322022296 in words is "six hundred thirty-nine trillion, seven hundred forty-six billion, three hundred twenty-two million, twenty-two thousand, two hundred ninety-six".