616625012 has 12 divisors (see below), whose sum is σ = 1135888320. Its totient is φ = 292085496.

The previous prime is 616624997. The next prime is 616625029. The reversal of 616625012 is 210526616.

It is a congruent number.

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, 4056668 + ... + 4056819.

It is an arithmetic number, because the mean of its divisors is an integer number (94657360).

Almost surely, 2^616625012 is an apocalyptic number.

It is an amenable number.

616625012 is a deficient number, since it is larger than the sum of its proper divisors (519263308).

616625012 is a wasteful number, since it uses less digits than its factorization.

616625012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8113510 (or 8113508 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 616625012 is about 24831.9353253024. The cubic root of 616625012 is about 851.1518464860.

The spelling of 616625012 in words is "six hundred sixteen million, six hundred twenty-five thousand, twelve".