166023934299 has 6 divisors (see below), whose sum is σ = 239812349556. Its totient is φ = 110682622860.

The previous prime is 166023934289. The next prime is 166023934303. The reversal of 166023934299 is 992439320661.

166023934299 is a `hidden beast` number, since 1 + 6 + 60 + 239 + 342 + 9 + 9 = 666.

It is not a de Polignac number, because 166023934299 - 2¹⁵ = 166023901531 is a prime.

It is not an unprimeable number, because it can be changed into a prime (166023934249) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9223551897 + ... + 9223551914.

It is an arithmetic number, because the mean of its divisors is an integer number (39968724926).

Almost surely, 2^166023934299 is an apocalyptic number.

166023934299 is a deficient number, since it is larger than the sum of its proper divisors (73788415257).

166023934299 is a wasteful number, since it uses less digits than its factorization.

166023934299 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18447103817 (or 18447103814 counting only the distinct ones).

The product of its (nonzero) digits is 3779136, while the sum is 54.

The spelling of 166023934299 in words is "one hundred sixty-six billion, twenty-three million, nine hundred thirty-four thousand, two hundred ninety-nine".