166672033522 has 8 divisors (see below), whose sum is σ = 264714406236. Its totient is φ = 78433898112.

The previous prime is 166672033511. The next prime is 166672033523. The reversal of 166672033522 is 225330276661.

It can be written as a sum of positive squares in 2 ways, for example, as 164771858241 + 1900175281 = 405921^2 + 43591^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (166672033523) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2451059283 + ... + 2451059350.

Almost surely, 2^166672033522 is an apocalyptic number.

166672033522 is a deficient number, since it is larger than the sum of its proper divisors (98042372714).

166672033522 is a wasteful number, since it uses less digits than its factorization.

166672033522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4902118652.

The product of its (nonzero) digits is 544320, while the sum is 43.

The spelling of 166672033522 in words is "one hundred sixty-six billion, six hundred seventy-two million, thirty-three thousand, five hundred twenty-two".