166124263421632 has 28 divisors (see below), whose sum is σ = 341020174376880. Its totient is φ = 80197920271616.

The previous prime is 166124263421629. The next prime is 166124263421741. The reversal of 166124263421632 is 236124362421661.

166124263421632 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 44753301868 + ... + 44753305579.

Almost surely, 2^{166124263421632} is an apocalyptic number.

It is an amenable number.

166124263421632 is an abundant number, since it is smaller than the sum of its proper divisors (174895910955248).

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

166124263421632 is an equidigital number, since it uses as much as digits as its factorization.

166124263421632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89506607488 (or 89506607478 counting only the distinct ones).

The product of its digits is 2985984, while the sum is 49.

The spelling of 166124263421632 in words is "one hundred sixty-six trillion, one hundred twenty-four billion, two hundred sixty-three million, four hundred twenty-one thousand, six hundred thirty-two".