166529295023 has 16 divisors (see below), whose sum is σ = 208319125056. Its totient is φ = 129599447040.

The previous prime is 166529294993. The next prime is 166529295047. The reversal of 166529295023 is 320592925661.

It is not a de Polignac number, because 166529295023 - 2²² = 166525100719 is a prime.

It is a super-2 number, since 2×166529295023² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166529285023) 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, 14994386 + ... + 15005487.

It is an arithmetic number, because the mean of its divisors is an integer number (13019945316).

Almost surely, 2^166529295023 is an apocalyptic number.

166529295023 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

166529295023 is a deficient number, since it is larger than the sum of its proper divisors (41789830033).

166529295023 is a wasteful number, since it uses less digits than its factorization.

166529295023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29999954.

The product of its (nonzero) digits is 1749600, while the sum is 50.

The spelling of 166529295023 in words is "one hundred sixty-six billion, five hundred twenty-nine million, two hundred ninety-five thousand, twenty-three".