616711256160 has 96 divisors (see below), whose sum is σ = 1942753559040. Its totient is φ = 164446760448.

The previous prime is 616711256123. The next prime is 616711256167. The reversal of 616711256160 is 61652117616.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (616711256167) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12803001 + ... + 12851079.

It is an arithmetic number, because the mean of its divisors is an integer number (20237016240).

Almost surely, 2^616711256160 is an apocalyptic number.

616711256160 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

616711256160 is an abundant number, since it is smaller than the sum of its proper divisors (1326042302880).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

616711256160 is a wasteful number, since it uses less digits than its factorization.

616711256160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74820 (or 74812 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 42.

The spelling of 616711256160 in words is "six hundred sixteen billion, seven hundred eleven million, two hundred fifty-six thousand, one hundred sixty".