166163754713056 has 72 divisors (see below), whose sum is σ = 345220130455200. Its totient is φ = 78691139159040.

The previous prime is 166163754713029. The next prime is 166163754713069. The reversal of 166163754713056 is 650317457361661.

It is a happy number.

166163754713056 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×166163754713056² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 166163754712985 and 166163754713003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 56037081 + ... + 58927768.

It is an arithmetic number, because the mean of its divisors is an integer number (4794724034100).

Almost surely, 2^{166163754713056} is an apocalyptic number.

166163754713056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

166163754713056 is an abundant number, since it is smaller than the sum of its proper divisors (179056375742144).

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

166163754713056 is a wasteful number, since it uses less digits than its factorization.

166163754713056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114964968 (or 114964929 counting only the distinct ones).

The product of its (nonzero) digits is 57153600, while the sum is 61.

The spelling of 166163754713056 in words is "one hundred sixty-six trillion, one hundred sixty-three billion, seven hundred fifty-four million, seven hundred thirteen thousand, fifty-six".