166364022412 has 48 divisors (see below), whose sum is σ = 345718114560. Its totient is φ = 68536948032.

The previous prime is 166364022367. The next prime is 166364022413. The reversal of 166364022412 is 214220463661.

It is not an unprimeable number, because it can be changed into a prime (166364022413) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 266958 + ... + 635605.

It is an arithmetic number, because the mean of its divisors is an integer number (7202460720).

Almost surely, 2^166364022412 is an apocalyptic number.

It is an amenable number.

166364022412 is an abundant number, since it is smaller than the sum of its proper divisors (179354092148).

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

166364022412 is a wasteful number, since it uses less digits than its factorization.

166364022412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 902830 (or 902828 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 37.

The spelling of 166364022412 in words is "one hundred sixty-six billion, three hundred sixty-four million, twenty-two thousand, four hundred twelve".