616560105165 has 8 divisors (see below), whose sum is σ = 986496168288. Its totient is φ = 328832056080.

The previous prime is 616560105137. The next prime is 616560105173. The reversal of 616560105165 is 561501065616.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 616560105165 - 2¹⁰ = 616560104141 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20552003491 + ... + 20552003520.

It is an arithmetic number, because the mean of its divisors is an integer number (123312021036).

Almost surely, 2^616560105165 is an apocalyptic number.

It is an amenable number.

616560105165 is a deficient number, since it is larger than the sum of its proper divisors (369936063123).

616560105165 is a wasteful number, since it uses less digits than its factorization.

616560105165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41104007019.

The product of its (nonzero) digits is 162000, while the sum is 42.

The spelling of 616560105165 in words is "six hundred sixteen billion, five hundred sixty million, one hundred five thousand, one hundred sixty-five".