616846725663 has 96 divisors (see below), whose sum is σ = 1033987368960. Its totient is φ = 325376997120.

The previous prime is 616846725631. The next prime is 616846725667. The reversal of 616846725663 is 366527648616.

It is not a de Polignac number, because 616846725663 - 2⁵ = 616846725631 is a prime.

It is a super-2 number, since 2×616846725663² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 616846725597 and 616846725606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (616846725667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 10940581 + ... + 10996817.

It is an arithmetic number, because the mean of its divisors is an integer number (10770701760).

Almost surely, 2^616846725663 is an apocalyptic number.

616846725663 is a deficient number, since it is larger than the sum of its proper divisors (417140643297).

616846725663 is a wasteful number, since it uses less digits than its factorization.

616846725663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56397 (or 56390 counting only the distinct ones).

The product of its digits is 52254720, while the sum is 60.

The spelling of 616846725663 in words is "six hundred sixteen billion, eight hundred forty-six million, seven hundred twenty-five thousand, six hundred sixty-three".