116662648920 has 128 divisors (see below), whose sum is σ = 374739825600. Its totient is φ = 28951003136.

The previous prime is 116662648897. The next prime is 116662648957. The reversal of 116662648920 is 29846266611.

It is a super-2 number, since 2×116662648920² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 139719 + ... + 502838.

Almost surely, 2^116662648920 is an apocalyptic number.

116662648920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

116662648920 is an abundant number, since it is smaller than the sum of its proper divisors (258077176680).

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

116662648920 is a wasteful number, since it uses less digits than its factorization.

116662648920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 642677 (or 642673 counting only the distinct ones).

The product of its (nonzero) digits is 1492992, while the sum is 51.

The spelling of 116662648920 in words is "one hundred sixteen billion, six hundred sixty-two million, six hundred forty-eight thousand, nine hundred twenty".