1516222968 has 64 divisors (see below), whose sum is σ = 4181738400. Its totient is φ = 455147520.

The previous prime is 1516222919. The next prime is 1516222987. The reversal of 1516222968 is 8692226151.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46473 + ... + 72056.

Almost surely, 2^1516222968 is an apocalyptic number.

It is an amenable number.

1516222968 is an abundant number, since it is smaller than the sum of its proper divisors (2665515432).

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

1516222968 is a wasteful number, since it uses less digits than its factorization.

1516222968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118592 (or 118588 counting only the distinct ones).

The product of its digits is 103680, while the sum is 42.

The square root of 1516222968 is about 38938.7078368042. The cubic root of 1516222968 is about 1148.8262676074.

The spelling of 1516222968 in words is "one billion, five hundred sixteen million, two hundred twenty-two thousand, nine hundred sixty-eight".