1516252992 has 56 divisors (see below), whose sum is σ = 4019092800. Its totient is φ = 504493056.

The previous prime is 1516252957. The next prime is 1516253003. The reversal of 1516252992 is 2992526151.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 102309 + ... + 116187.

Almost surely, 2^1516252992 is an apocalyptic number.

1516252992 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1516252992 is an abundant number, since it is smaller than the sum of its proper divisors (2502839808).

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

1516252992 is a wasteful number, since it uses less digits than its factorization.

1516252992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14463 (or 14453 counting only the distinct ones).

The product of its digits is 97200, while the sum is 42.

The square root of 1516252992 is about 38939.0933638676. The cubic root of 1516252992 is about 1148.8338505142.

The spelling of 1516252992 in words is "one billion, five hundred sixteen million, two hundred fifty-two thousand, nine hundred ninety-two".