166365110505364 has 12 divisors (see below), whose sum is σ = 291139098396244. Its totient is φ = 83182510963584.

The previous prime is 166365110505343. The next prime is 166365110505437. The reversal of 166365110505364 is 463505011563661.

166365110505364 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 47336574104964 + 119028536400400 = 6880158^2 + 10910020^2 .

It is a hoax number, since the sum of its digits (52) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1748037 + ... + 18324460.

Almost surely, 2^{166365110505364} is an apocalyptic number.

It is an amenable number.

166365110505364 is a deficient number, since it is larger than the sum of its proper divisors (124773987890880).

166365110505364 is a wasteful number, since it uses less digits than its factorization.

166365110505364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22144554 (or 22144552 counting only the distinct ones).

The product of its (nonzero) digits is 5832000, while the sum is 52.

The spelling of 166365110505364 in words is "one hundred sixty-six trillion, three hundred sixty-five billion, one hundred ten million, five hundred five thousand, three hundred sixty-four".