118663720630 has 64 divisors (see below), whose sum is σ = 268999492608. Its totient is φ = 36681724800.

The previous prime is 118663720621. The next prime is 118663720657. The reversal of 118663720630 is 36027366811.

It is a Harshad number since it is a multiple of its sum of digits (43).

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, 1477146 + ... + 1555405.

It is an arithmetic number, because the mean of its divisors is an integer number (4203117072).

Almost surely, 2^118663720630 is an apocalyptic number.

118663720630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

118663720630 is an abundant number, since it is smaller than the sum of its proper divisors (150335771978).

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

118663720630 is a wasteful number, since it uses less digits than its factorization.

118663720630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3032621.

The product of its (nonzero) digits is 217728, while the sum is 43.

The spelling of 118663720630 in words is "one hundred eighteen billion, six hundred sixty-three million, seven hundred twenty thousand, six hundred thirty".