318523324490 has 192 divisors, whose sum is σ = 688230950400. Its totient is φ = 106085548800.

The previous prime is 318523324489. The next prime is 318523324507. The reversal of 318523324490 is 94423325813.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2109425915 + ... + 2109426065.

It is an arithmetic number, because the mean of its divisors is an integer number (3584536200).

Almost surely, 2^318523324490 is an apocalyptic number.

318523324490 is an abundant number, since it is smaller than the sum of its proper divisors (369707625910).

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

318523324490 is a wasteful number, since it uses less digits than its factorization.

318523324490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 450 (or 369 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 44.

The spelling of 318523324490 in words is "three hundred eighteen billion, five hundred twenty-three million, three hundred twenty-four thousand, four hundred ninety".