165155526062072 has 64 divisors (see below), whose sum is σ = 381133926398400. Its totient is φ = 65335259612160.

The previous prime is 165155526062069. The next prime is 165155526062167. The reversal of 165155526062072 is 270260625551561.

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, 47189204 + ... + 50568092.

It is an arithmetic number, because the mean of its divisors is an integer number (5955217599975).

Almost surely, 2^{165155526062072} is an apocalyptic number.

It is an amenable number.

165155526062072 is an abundant number, since it is smaller than the sum of its proper divisors (215978400336328).

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

165155526062072 is a wasteful number, since it uses less digits than its factorization.

165155526062072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3446056 (or 3446052 counting only the distinct ones).

The product of its (nonzero) digits is 7560000, while the sum is 53.

The spelling of 165155526062072 in words is "one hundred sixty-five trillion, one hundred fifty-five billion, five hundred twenty-six million, sixty-two thousand, seventy-two".