172132304452 has 12 divisors (see below), whose sum is σ = 303603435520. Its totient is φ = 85388465736.

The previous prime is 172132304431. The next prime is 172132304483. The reversal of 172132304452 is 254403231271.

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, 169421052 + ... + 169422067.

Almost surely, 2^172132304452 is an apocalyptic number.

It is an amenable number.

172132304452 is a deficient number, since it is larger than the sum of its proper divisors (131471131068).

172132304452 is a wasteful number, since it uses less digits than its factorization.

172132304452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 338843250 (or 338843248 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 34.

The spelling of 172132304452 in words is "one hundred seventy-two billion, one hundred thirty-two million, three hundred four thousand, four hundred fifty-two".