165166413660732 has 48 divisors (see below), whose sum is σ = 434920963881600. Its totient is φ = 48324551540160.

The previous prime is 165166413660707. The next prime is 165166413660791. The reversal of 165166413660732 is 237066314661561.

165166413660732 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21573456682 + ... + 21573464337.

It is an arithmetic number, because the mean of its divisors is an integer number (9060853414200).

Almost surely, 2^{165166413660732} is an apocalyptic number.

165166413660732 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

165166413660732 is an abundant number, since it is smaller than the sum of its proper divisors (269754550220868).

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

165166413660732 is a wasteful number, since it uses less digits than its factorization.

165166413660732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43146921066 (or 43146921064 counting only the distinct ones).

The product of its (nonzero) digits is 19595520, while the sum is 57.

The spelling of 165166413660732 in words is "one hundred sixty-five trillion, one hundred sixty-six billion, four hundred thirteen million, six hundred sixty thousand, seven hundred thirty-two".