5172634785 has 32 divisors (see below), whose sum is σ = 8368145280. Its totient is φ = 2728194048.

The previous prime is 5172634771. The next prime is 5172634801. The reversal of 5172634785 is 5874362715.

It is not a de Polignac number, because 5172634785 - 2⁴ = 5172634769 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 940654 + ... + 946136.

It is an arithmetic number, because the mean of its divisors is an integer number (261504540).

Almost surely, 2^5172634785 is an apocalyptic number.

It is an amenable number.

5172634785 is a deficient number, since it is larger than the sum of its proper divisors (3195510495).

5172634785 is a wasteful number, since it uses less digits than its factorization.

5172634785 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6177.

The product of its digits is 1411200, while the sum is 48.

The square root of 5172634785 is about 71921.0315902101. The cubic root of 5172634785 is about 1729.4337845421.

The spelling of 5172634785 in words is "five billion, one hundred seventy-two million, six hundred thirty-four thousand, seven hundred eighty-five".