315487404428 has 12 divisors (see below), whose sum is σ = 630974808912. Its totient is φ = 135208887600.

The previous prime is 315487404391. The next prime is 315487404439. The reversal of 315487404428 is 824404784513.

It is a happy number.

315487404428 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5633703623 + ... + 5633703678.

It is an arithmetic number, because the mean of its divisors is an integer number (52581234076).

Almost surely, 2^315487404428 is an apocalyptic number.

It is an amenable number.

315487404428 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

315487404428 is a wasteful number, since it uses less digits than its factorization.

315487404428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11267407312 (or 11267407310 counting only the distinct ones).

The product of its (nonzero) digits is 3440640, while the sum is 50.

The spelling of 315487404428 in words is "three hundred fifteen billion, four hundred eighty-seven million, four hundred four thousand, four hundred twenty-eight".