318875453019 has 12 divisors (see below), whose sum is σ = 473046468336. Its totient is φ = 206838131472.

The previous prime is 318875452999. The next prime is 318875453021. The reversal of 318875453019 is 910354578813.

318875453019 is a `hidden beast` number, since 3 + 1 + 8 + 87 + 545 + 3 + 0 + 19 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-318875453019 is a prime.

It is a super-2 number, since 2×318875453019² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (318875453719) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 478791639 + ... + 478792304.

It is an arithmetic number, because the mean of its divisors is an integer number (39420539028).

Almost surely, 2^318875453019 is an apocalyptic number.

318875453019 is a deficient number, since it is larger than the sum of its proper divisors (154171015317).

318875453019 is a wasteful number, since it uses less digits than its factorization.

318875453019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 957583986 (or 957583983 counting only the distinct ones).

The product of its (nonzero) digits is 3628800, while the sum is 54.

The spelling of 318875453019 in words is "three hundred eighteen billion, eight hundred seventy-five million, four hundred fifty-three thousand, nineteen".