63318316875 has 120 divisors (see below), whose sum is σ = 122787857808. Its totient is φ = 28892160000.

The previous prime is 63318316861. The next prime is 63318316879. The reversal of 63318316875 is 57861381336.

It is not a de Polignac number, because 63318316875 - 2¹¹ = 63318314827 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is not an unprimeable number, because it can be changed into a prime (63318316879) by changing a digit.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 3848667 + ... + 3865083.

Almost surely, 2^63318316875 is an apocalyptic number.

63318316875 is a deficient number, since it is larger than the sum of its proper divisors (59469540933).

63318316875 is a wasteful number, since it uses less digits than its factorization.

63318316875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16479 (or 16453 counting only the distinct ones).

The product of its digits is 2177280, while the sum is 51.

The spelling of 63318316875 in words is "sixty-three billion, three hundred eighteen million, three hundred sixteen thousand, eight hundred seventy-five".