616996812 has 24 divisors (see below), whose sum is σ = 1448833456. Its totient is φ = 204355008.

The previous prime is 616996801. The next prime is 616996829. The reversal of 616996812 is 218699616.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

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, 161863 + ... + 165630.

Almost surely, 2^616996812 is an apocalyptic number.

It is an amenable number.

616996812 is an abundant number, since it is smaller than the sum of its proper divisors (831836644).

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

616996812 is a wasteful number, since it uses less digits than its factorization.

616996812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327657 (or 327655 counting only the distinct ones).

The product of its digits is 279936, while the sum is 48.

The square root of 616996812 is about 24839.4205246419. The cubic root of 616996812 is about 851.3228821873.

The spelling of 616996812 in words is "six hundred sixteen million, nine hundred ninety-six thousand, eight hundred twelve".