318267449316 has 96 divisors (see below), whose sum is σ = 837710254080. Its totient is φ = 104484909312.

The previous prime is 318267449293. The next prime is 318267449323. The reversal of 318267449316 is 613944762813.

318267449316 is a `hidden beast` number, since 3 + 1 + 82 + 6 + 74 + 493 + 1 + 6 = 666.

It is a super-2 number, since 2×318267449316² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1794406 + ... + 1963778.

It is an arithmetic number, because the mean of its divisors is an integer number (8726148480).

Almost surely, 2^318267449316 is an apocalyptic number.

318267449316 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 318267449316, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (418855127040).

318267449316 is an abundant number, since it is smaller than the sum of its proper divisors (519442804764).

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

318267449316 is a wasteful number, since it uses less digits than its factorization.

318267449316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169650 (or 169642 counting only the distinct ones).

The product of its digits is 5225472, while the sum is 54.

The spelling of 318267449316 in words is "three hundred eighteen billion, two hundred sixty-seven million, four hundred forty-nine thousand, three hundred sixteen".