318882464412 has 12 divisors (see below), whose sum is σ = 744059083656. Its totient is φ = 106294154800.

The previous prime is 318882464387. The next prime is 318882464429. The reversal of 318882464412 is 214464288813.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×318882464412² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 13286769339 + ... + 13286769362.

It is an arithmetic number, because the mean of its divisors is an integer number (62004923638).

Almost surely, 2^318882464412 is an apocalyptic number.

It is an amenable number.

318882464412 is an abundant number, since it is smaller than the sum of its proper divisors (425176619244).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

318882464412 is a wasteful number, since it uses less digits than its factorization.

318882464412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26573538708 (or 26573538706 counting only the distinct ones).

The product of its digits is 2359296, while the sum is 51.

The spelling of 318882464412 in words is "three hundred eighteen billion, eight hundred eighty-two million, four hundred sixty-four thousand, four hundred twelve".