617116350371860 has 48 divisors (see below), whose sum is σ = 1372182031691856. Its totient is φ = 232325194391552.

The previous prime is 617116350371839. The next prime is 617116350371861. The reversal of 617116350371860 is 68173053611716.

It can be written as a sum of positive squares in 8 ways, for example, as 5770747408644 + 611345602963216 = 2402238^2 + 24725404^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (617116350371861) 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, 81395784 + ... + 88653856.

It is an arithmetic number, because the mean of its divisors is an integer number (28587125660247).

Almost surely, 2^{617116350371860} is an apocalyptic number.

It is an amenable number.

617116350371860 is an abundant number, since it is smaller than the sum of its proper divisors (755065681319996).

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

617116350371860 is a wasteful number, since it uses less digits than its factorization.

617116350371860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7508172 (or 7508170 counting only the distinct ones).

The product of its (nonzero) digits is 3810240, while the sum is 55.

The spelling of 617116350371860 in words is "six hundred seventeen trillion, one hundred sixteen billion, three hundred fifty million, three hundred seventy-one thousand, eight hundred sixty".