52400166188 has 24 divisors (see below), whose sum is σ = 93898506240. Its totient is φ = 25572874320.

The previous prime is 52400166179. The next prime is 52400166199. The reversal of 52400166188 is 88166100425.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 141653 + ... + 353363.

It is an arithmetic number, because the mean of its divisors is an integer number (3912437760).

Almost surely, 2^52400166188 is an apocalyptic number.

It is an amenable number.

52400166188 is a deficient number, since it is larger than the sum of its proper divisors (41498340052).

52400166188 is a wasteful number, since it uses less digits than its factorization.

52400166188 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213197 (or 213195 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 41.

The spelling of 52400166188 in words is "fifty-two billion, four hundred million, one hundred sixty-six thousand, one hundred eighty-eight".