63172732504 has 16 divisors (see below), whose sum is σ = 135370141200. Its totient is φ = 27074028192.

The previous prime is 63172732471. The next prime is 63172732507. The reversal of 63172732504 is 40523727136.

It is a super-2 number, since 2×63172732504² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63172732507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 564042199 + ... + 564042310.

It is an arithmetic number, because the mean of its divisors is an integer number (8460633825).

Almost surely, 2^63172732504 is an apocalyptic number.

It is an amenable number.

63172732504 is an abundant number, since it is smaller than the sum of its proper divisors (72197408696).

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

63172732504 is a wasteful number, since it uses less digits than its factorization.

63172732504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1128084522 (or 1128084518 counting only the distinct ones).

The product of its (nonzero) digits is 211680, while the sum is 40.

The spelling of 63172732504 in words is "sixty-three billion, one hundred seventy-two million, seven hundred thirty-two thousand, five hundred four".