318877332048 has 120 divisors (see below), whose sum is σ = 974166354720. Its totient is φ = 96567540480.

The previous prime is 318877332029. The next prime is 318877332077. The reversal of 318877332048 is 840233778813.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 318877331985 and 318877332003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2437390 + ... + 2564882.

It is an arithmetic number, because the mean of its divisors is an integer number (8118052956).

Almost surely, 2^318877332048 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 318877332048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (487083177360).

318877332048 is an abundant number, since it is smaller than the sum of its proper divisors (655289022672).

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

318877332048 is a wasteful number, since it uses less digits than its factorization.

318877332048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129097 (or 129088 counting only the distinct ones).

The product of its (nonzero) digits is 5419008, while the sum is 54.

The spelling of 318877332048 in words is "three hundred eighteen billion, eight hundred seventy-seven million, three hundred thirty-two thousand, forty-eight".