5178668715 has 48 divisors (see below), whose sum is σ = 10119597600. Its totient is φ = 2510861760.

The previous prime is 5178668659. The next prime is 5178668723.

5178668715 is nontrivially palindromic in base 10.

5178668715 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 5178668715 - 2¹⁷ = 5178537643 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 142180 + ... + 174849.

It is an arithmetic number, because the mean of its divisors is an integer number (210824950).

Almost surely, 2^5178668715 is an apocalyptic number.

5178668715 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

5178668715 is a deficient number, since it is larger than the sum of its proper divisors (4940928885).

5178668715 is a wasteful number, since it uses less digits than its factorization.

5178668715 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 317065 (or 317048 counting only the distinct ones).

The product of its digits is 2822400, while the sum is 54.

The square root of 5178668715 is about 71962.9676639311. The cubic root of 5178668715 is about 1730.1059904768.

The spelling of 5178668715 in words is "five billion, one hundred seventy-eight million, six hundred sixty-eight thousand, seven hundred fifteen".