616510634325 has 12 divisors (see below), whose sum is σ = 1019297582208. Its totient is φ = 328805671600.

The previous prime is 616510634309. The next prime is 616510634357. The reversal of 616510634325 is 523436015616.

It is not a de Polignac number, because 616510634325 - 2⁴ = 616510634309 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4110070821 + ... + 4110070970.

It is an arithmetic number, because the mean of its divisors is an integer number (84941465184).

Almost surely, 2^616510634325 is an apocalyptic number.

It is an amenable number.

616510634325 is a deficient number, since it is larger than the sum of its proper divisors (402786947883).

616510634325 is a wasteful number, since it uses less digits than its factorization.

616510634325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8220141804 (or 8220141799 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 42.

The spelling of 616510634325 in words is "six hundred sixteen billion, five hundred ten million, six hundred thirty-four thousand, three hundred twenty-five".