166727595438708 has 48 divisors (see below), whose sum is σ = 390282525831744. Its totient is φ = 55397165806080.

The previous prime is 166727595438683. The next prime is 166727595438713. The reversal of 166727595438708 is 807834595727661.

166727595438708 is digitally balanced in base 2, because in such base 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, 11134291 + ... + 21387557.

It is an arithmetic number, because the mean of its divisors is an integer number (8130885954828).

It is a 1-persistent number, because it is pandigital, but 2⋅166727595438708 = 333455190877416 is not.

Almost surely, 2^{166727595438708} is an apocalyptic number.

It is an amenable number.

166727595438708 is an abundant number, since it is smaller than the sum of its proper divisors (223554930393036).

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

166727595438708 is a wasteful number, since it uses less digits than its factorization.

166727595438708 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10257632 (or 10257630 counting only the distinct ones).

The product of its (nonzero) digits is 4267468800, while the sum is 78.

The spelling of 166727595438708 in words is "one hundred sixty-six trillion, seven hundred twenty-seven billion, five hundred ninety-five million, four hundred thirty-eight thousand, seven hundred eight".