318264993085448 has 8 divisors (see below), whose sum is σ = 596746862035230. Its totient is φ = 159132496542720.

The previous prime is 318264993085427. The next prime is 318264993085453. The reversal of 318264993085448 is 844580399462813.

It can be written as a sum of positive squares in only one way, i.e., 171857364675844 + 146407628409604 = 13109438^2 + 12099902^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19891562067833 + ... + 19891562067848.

Almost surely, 2^{318264993085448} is an apocalyptic number.

It is an amenable number.

318264993085448 is a deficient number, since it is larger than the sum of its proper divisors (278481868949782).

318264993085448 is a wasteful number, since it uses less digits than its factorization.

318264993085448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39783124135687 (or 39783124135683 counting only the distinct ones).

The product of its (nonzero) digits is 1433272320, while the sum is 74.

The spelling of 318264993085448 in words is "three hundred eighteen trillion, two hundred sixty-four billion, nine hundred ninety-three million, eighty-five thousand, four hundred forty-eight".