616871187976 has 16 divisors (see below), whose sum is σ = 1176237435600. Its totient is φ = 303207871824.

The previous prime is 616871187929. The next prime is 616871187997. The reversal of 616871187976 is 679781178616.

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, 653464770 + ... + 653465713.

It is an arithmetic number, because the mean of its divisors is an integer number (73514839725).

Almost surely, 2^616871187976 is an apocalyptic number.

It is an amenable number.

616871187976 is a deficient number, since it is larger than the sum of its proper divisors (559366247624).

616871187976 is a wasteful number, since it uses less digits than its factorization.

616871187976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1306930548 (or 1306930544 counting only the distinct ones).

The product of its digits is 42674688, while the sum is 67.

The spelling of 616871187976 in words is "six hundred sixteen billion, eight hundred seventy-one million, one hundred eighty-seven thousand, nine hundred seventy-six".