116721287676 has 144 divisors (see below), whose sum is σ = 340199827968. Its totient is φ = 33052406400.

The previous prime is 116721287653. The next prime is 116721287701. The reversal of 116721287676 is 676782127611.

It is a congruent number.

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, 33703521 + ... + 33706983.

Almost surely, 2^116721287676 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 116721287676, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (170099913984).

116721287676 is an abundant number, since it is smaller than the sum of its proper divisors (223478540292).

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

116721287676 is a wasteful number, since it uses less digits than its factorization.

116721287676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4632 (or 4627 counting only the distinct ones).

The product of its digits is 2370816, while the sum is 54.

The spelling of 116721287676 in words is "one hundred sixteen billion, seven hundred twenty-one million, two hundred eighty-seven thousand, six hundred seventy-six".