116856870516 has 72 divisors (see below), whose sum is σ = 301968576000. Its totient is φ = 38091467520.

The previous prime is 116856870491. The next prime is 116856870589. The reversal of 116856870516 is 615078658611.

It is a happy number.

116856870516 is a `hidden beast` number, since 1 + 1 + 6 + 8 + 56 + 8 + 70 + 516 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 261660 + ... + 549708.

It is an arithmetic number, because the mean of its divisors is an integer number (4194008000).

Almost surely, 2^116856870516 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 116856870516, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (150984288000).

116856870516 is an abundant number, since it is smaller than the sum of its proper divisors (185111705484).

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

116856870516 is a wasteful number, since it uses less digits than its factorization.

116856870516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288309 (or 288304 counting only the distinct ones).

The product of its (nonzero) digits is 2419200, while the sum is 54.

The spelling of 116856870516 in words is "one hundred sixteen billion, eight hundred fifty-six million, eight hundred seventy thousand, five hundred sixteen".