166934374713 has 16 divisors (see below), whose sum is σ = 247319809600. Its totient is φ = 111285252000.

The previous prime is 166934374697. The next prime is 166934374727. The reversal of 166934374713 is 317473439661.

166934374713 is a `hidden beast` number, since 166 + 9 + 3 + 4 + 3 + 7 + 471 + 3 = 666.

It is not a de Polignac number, because 166934374713 - 2⁴ = 166934374697 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 166934374713.

It is not an unprimeable number, because it can be changed into a prime (166934373713) 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, 684093 + ... + 895461.

It is an arithmetic number, because the mean of its divisors is an integer number (15457488100).

Almost surely, 2^166934374713 is an apocalyptic number.

It is an amenable number.

166934374713 is a deficient number, since it is larger than the sum of its proper divisors (80385434887).

166934374713 is a wasteful number, since it uses less digits than its factorization.

166934374713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240629 (or 240623 counting only the distinct ones).

The product of its digits is 6858432, while the sum is 54.

The spelling of 166934374713 in words is "one hundred sixty-six billion, nine hundred thirty-four million, three hundred seventy-four thousand, seven hundred thirteen".