72132327522 has 48 divisors (see below), whose sum is σ = 162117289152. Its totient is φ = 24037851600.

The previous prime is 72132327511. The next prime is 72132327539. The reversal of 72132327522 is 22572323127.

72132327522 is a `hidden beast` number, since 72 + 1 + 32 + 32 + 7 + 522 = 666.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 2085772 + ... + 2120072.

It is an arithmetic number, because the mean of its divisors is an integer number (3377443524).

Almost surely, 2^72132327522 is an apocalyptic number.

72132327522 is an abundant number, since it is smaller than the sum of its proper divisors (89984961630).

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

72132327522 is a wasteful number, since it uses less digits than its factorization.

72132327522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38645 (or 38633 counting only the distinct ones).

The product of its digits is 70560, while the sum is 36.

The spelling of 72132327522 in words is "seventy-two billion, one hundred thirty-two million, three hundred twenty-seven thousand, five hundred twenty-two".