616814925728 has 24 divisors (see below), whose sum is σ = 1240191715392. Its totient is φ = 301845601216.

The previous prime is 616814925659. The next prime is 616814925731. The reversal of 616814925728 is 827529418616.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 205056650 + ... + 205059657.

It is an arithmetic number, because the mean of its divisors is an integer number (51674654808).

Almost surely, 2^616814925728 is an apocalyptic number.

It is an amenable number.

616814925728 is an abundant number, since it is smaller than the sum of its proper divisors (623376789664).

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

616814925728 is a wasteful number, since it uses less digits than its factorization.

616814925728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 410116364 (or 410116356 counting only the distinct ones).

The product of its digits is 11612160, while the sum is 59.

The spelling of 616814925728 in words is "six hundred sixteen billion, eight hundred fourteen million, nine hundred twenty-five thousand, seven hundred twenty-eight".