315424294128 has 100 divisors (see below), whose sum is σ = 930154705128. Its totient is φ = 103157608320.

The previous prime is 315424294121. The next prime is 315424294169. The reversal of 315424294128 is 821492424513.

315424294128 is a `hidden beast` number, since 3 + 1 + 542 + 4 + 2 + 94 + 12 + 8 = 666.

It is a super-2 number, since 2×315424294128² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (315424294121) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2227378 + ... + 2364753.

Almost surely, 2^315424294128 is an apocalyptic number.

It is an amenable number.

315424294128 is an abundant number, since it is smaller than the sum of its proper divisors (614730411000).

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

315424294128 is a wasteful number, since it uses less digits than its factorization.

315424294128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4592204 (or 4592189 counting only the distinct ones).

The product of its digits is 552960, while the sum is 45.

The spelling of 315424294128 in words is "three hundred fifteen billion, four hundred twenty-four million, two hundred ninety-four thousand, one hundred twenty-eight".