118486371810 has 64 divisors (see below), whose sum is σ = 289627436160. Its totient is φ = 31013537280.

The previous prime is 118486371791. The next prime is 118486371841. The reversal of 118486371810 is 18173684811.

It is a super-2 number, since 2×118486371810² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 118486371810.

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, 1119334 + ... + 1220606.

It is an arithmetic number, because the mean of its divisors is an integer number (4525428690).

Almost surely, 2^118486371810 is an apocalyptic number.

118486371810 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 118486371810, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (144813718080).

118486371810 is an abundant number, since it is smaller than the sum of its proper divisors (171141064350).

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

118486371810 is a wasteful number, since it uses less digits than its factorization.

118486371810 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102003.

The product of its (nonzero) digits is 258048, while the sum is 48.

The spelling of 118486371810 in words is "one hundred eighteen billion, four hundred eighty-six million, three hundred seventy-one thousand, eight hundred ten".