166570275638107 has 16 divisors (see below), whose sum is σ = 190053533260800. Its totient is φ = 144507653540800.

The previous prime is 166570275638101. The next prime is 166570275638219. The reversal of 166570275638107 is 701836572075661.

It is not a de Polignac number, because 166570275638107 - 2³¹ = 166568128154459 is a prime.

It is not an unprimeable number, because it can be changed into a prime (166570275638101) 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, 763673482 + ... + 763891567.

It is an arithmetic number, because the mean of its divisors is an integer number (11878345828800).

Almost surely, 2^{166570275638107} is an apocalyptic number.

166570275638107 is a deficient number, since it is larger than the sum of its proper divisors (23483257622693).

166570275638107 is a wasteful number, since it uses less digits than its factorization.

166570275638107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1527565514.

The product of its (nonzero) digits is 88905600, while the sum is 64.

The spelling of 166570275638107 in words is "one hundred sixty-six trillion, five hundred seventy billion, two hundred seventy-five million, six hundred thirty-eight thousand, one hundred seven".