116979660 has 144 divisors (see below), whose sum is σ = 423450720. Its totient is φ = 26732160.

The previous prime is 116979641. The next prime is 116979677. The reversal of 116979660 is 66979611.

It is a super-3 number, since 3×116979660³ (a number of 25 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a zygodrome in base 14.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 24250 + ... + 28670.

It is an arithmetic number, because the mean of its divisors is an integer number (2940630).

Almost surely, 2^116979660 is an apocalyptic number.

116979660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 116979660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (211725360).

116979660 is an abundant number, since it is smaller than the sum of its proper divisors (306471060).

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

116979660 is a wasteful number, since it uses less digits than its factorization.

116979660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4453 (or 4438 counting only the distinct ones).

The product of its (nonzero) digits is 122472, while the sum is 45.

The square root of 116979660 is about 10815.7135686925. The cubic root of 116979660 is about 489.0689804454.

The spelling of 116979660 in words is "one hundred sixteen million, nine hundred seventy-nine thousand, six hundred sixty".