116365121720 has 48 divisors (see below), whose sum is σ = 278128774440. Its totient is φ = 43808041472.

The previous prime is 116365121707. The next prime is 116365121731. The reversal of 116365121720 is 27121563611.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5021534 + ... + 5044653.

Almost surely, 2^116365121720 is an apocalyptic number.

116365121720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

116365121720 is an abundant number, since it is smaller than the sum of its proper divisors (161763652720).

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

116365121720 is a wasteful number, since it uses less digits than its factorization.

116365121720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10066232 (or 10066211 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 35.

The spelling of 116365121720 in words is "one hundred sixteen billion, three hundred sixty-five million, one hundred twenty-one thousand, seven hundred twenty".