5167748657 has 4 divisors (see below), whose sum is σ = 5213481060. Its totient is φ = 5122016256.

The previous prime is 5167748633. The next prime is 5167748683. The reversal of 5167748657 is 7568477615.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 675532081 + 4492216576 = 25991^2 + 67024^2 .

It is a cyclic number.

It is not a de Polignac number, because 5167748657 - 2²⁰ = 5166700081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5167748617) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 22866032 + ... + 22866257.

It is an arithmetic number, because the mean of its divisors is an integer number (1303370265).

Almost surely, 2^5167748657 is an apocalyptic number.

It is an amenable number.

5167748657 is a deficient number, since it is larger than the sum of its proper divisors (45732403).

5167748657 is a wasteful number, since it uses less digits than its factorization.

5167748657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45732402.

The product of its digits is 9878400, while the sum is 56.

The square root of 5167748657 is about 71887.0548638627. The cubic root of 5167748657 is about 1728.8890655664.

The spelling of 5167748657 in words is "five billion, one hundred sixty-seven million, seven hundred forty-eight thousand, six hundred fifty-seven".