319415026428 has 30 divisors (see below), whose sum is σ = 835013974256. Its totient is φ = 106471675368.

The previous prime is 319415026367. The next prime is 319415026499. The reversal of 319415026428 is 824620514913.

319415026428 is a `hidden beast` number, since 3 + 194 + 15 + 0 + 26 + 428 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 492924100 + ... + 492924747.

Almost surely, 2^319415026428 is an apocalyptic number.

It is an amenable number.

319415026428 is an abundant number, since it is smaller than the sum of its proper divisors (515598947828).

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

319415026428 is a wasteful number, since it uses less digits than its factorization.

319415026428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 985848863 (or 985848852 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 45.

The spelling of 319415026428 in words is "three hundred nineteen billion, four hundred fifteen million, twenty-six thousand, four hundred twenty-eight".