166112005707 has 24 divisors (see below), whose sum is σ = 247714766208. Its totient is φ = 107153798400.

The previous prime is 166112005699. The next prime is 166112005751. The reversal of 166112005707 is 707500211661.

166112005707 is a `hidden beast` number, since 1 + 6 + 61 + 1 + 20 + 0 + 570 + 7 = 666.

It is not a de Polignac number, because 166112005707 - 2³ = 166112005699 is a prime.

It is not an unprimeable number, because it can be changed into a prime (166112001707) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2121283 + ... + 2198195.

It is an arithmetic number, because the mean of its divisors is an integer number (10321448592).

Almost surely, 2^166112005707 is an apocalyptic number.

166112005707 is a deficient number, since it is larger than the sum of its proper divisors (81602760501).

166112005707 is a wasteful number, since it uses less digits than its factorization.

166112005707 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84691 (or 84688 counting only the distinct ones).

The product of its (nonzero) digits is 17640, while the sum is 36.

The spelling of 166112005707 in words is "one hundred sixty-six billion, one hundred twelve million, five thousand, seven hundred seven".