66924906079179 has 32 divisors (see below), whose sum is σ = 91815298848000. Its totient is φ = 43335271907840.

The previous prime is 66924906079139. The next prime is 66924906079289. The reversal of 66924906079179 is 97197060942966.

It is a cyclic number.

It is not a de Polignac number, because 66924906079179 - 2²³ = 66924897690571 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 66924906079179.

It is not an unprimeable number, because it can be changed into a prime (66924906079139) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 200991172 + ... + 201323870.

It is an arithmetic number, because the mean of its divisors is an integer number (2869228089000).

Almost surely, 2^{66924906079179} is an apocalyptic number.

66924906079179 is a deficient number, since it is larger than the sum of its proper divisors (24890392768821).

66924906079179 is a wasteful number, since it uses less digits than its factorization.

66924906079179 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 339995.

The product of its (nonzero) digits is 555532992, while the sum is 75.

The spelling of 66924906079179 in words is "sixty-six trillion, nine hundred twenty-four billion, nine hundred six million, seventy-nine thousand, one hundred seventy-nine".