5157167666 has 32 divisors (see below), whose sum is σ = 8949633408. Its totient is φ = 2183126400.

The previous prime is 5157167647. The next prime is 5157167689. The reversal of 5157167666 is 6667617515.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 622286 + ... + 630518.

It is an arithmetic number, because the mean of its divisors is an integer number (279676044).

Almost surely, 2^5157167666 is an apocalyptic number.

5157167666 is a deficient number, since it is larger than the sum of its proper divisors (3792465742).

5157167666 is a wasteful number, since it uses less digits than its factorization.

5157167666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8786.

The product of its digits is 1587600, while the sum is 50.

The square root of 5157167666 is about 71813.4226032989. The cubic root of 5157167666 is about 1727.7082896730.

The spelling of 5157167666 in words is "five billion, one hundred fifty-seven million, one hundred sixty-seven thousand, six hundred sixty-six".