118442741456 has 90 divisors (see below), whose sum is σ = 257271287490. Its totient is φ = 52737904128.

The previous prime is 118442741429. The next prime is 118442741537. The reversal of 118442741456 is 654147244811.

It can be written as a sum of positive squares in 9 ways, for example, as 1177587856 + 117265153600 = 34316^2 + 342440^2 .

It is a super-2 number, since 2×118442741456² (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 118442741456.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 96372650 + ... + 96373878.

It is an arithmetic number, because the mean of its divisors is an integer number (2858569861).

Almost surely, 2^118442741456 is an apocalyptic number.

118442741456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 118442741456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (128635643745).

118442741456 is an abundant number, since it is smaller than the sum of its proper divisors (138828546034).

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

118442741456 is an equidigital number, since it uses as much as digits as its factorization.

118442741456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2521 (or 1273 counting only the distinct ones).

The product of its digits is 860160, while the sum is 47.

The spelling of 118442741456 in words is "one hundred eighteen billion, four hundred forty-two million, seven hundred forty-one thousand, four hundred fifty-six".