616563505052 has 48 divisors (see below), whose sum is σ = 1215108905472. Its totient is φ = 271315994880.

The previous prime is 616563505043. The next prime is 616563505069. The reversal of 616563505052 is 250505365616.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a junction number, because it is equal to n+sod(n) for n = 616563504994 and 616563505012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1228148 + ... + 1655739.

It is an arithmetic number, because the mean of its divisors is an integer number (25314768864).

Almost surely, 2^616563505052 is an apocalyptic number.

It is an amenable number.

616563505052 is a deficient number, since it is larger than the sum of its proper divisors (598545400420).

616563505052 is a wasteful number, since it uses less digits than its factorization.

616563505052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2884058 (or 2884056 counting only the distinct ones).

The product of its (nonzero) digits is 810000, while the sum is 44.

The spelling of 616563505052 in words is "six hundred sixteen billion, five hundred sixty-three million, five hundred five thousand, fifty-two".