616366061165 has 8 divisors (see below), whose sum is σ = 757679255928. Its totient is φ = 481066193920.

The previous prime is 616366061099. The next prime is 616366061167. The reversal of 616366061165 is 561160663616.

It can be written as a sum of positive squares in 4 ways, for example, as 18908175049 + 597457886116 = 137507^2 + 772954^2 .

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

It is not a de Polignac number, because 616366061165 - 2⁸ = 616366060909 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (616366061167) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1503331652 + ... + 1503332061.

It is an arithmetic number, because the mean of its divisors is an integer number (94709906991).

Almost surely, 2^616366061165 is an apocalyptic number.

It is an amenable number.

616366061165 is a deficient number, since it is larger than the sum of its proper divisors (141313194763).

616366061165 is a wasteful number, since it uses less digits than its factorization.

616366061165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3006663759.

The product of its (nonzero) digits is 699840, while the sum is 47.

The spelling of 616366061165 in words is "six hundred sixteen billion, three hundred sixty-six million, sixty-one thousand, one hundred sixty-five".