118561443342 has 32 divisors (see below), whose sum is σ = 237440678400. Its totient is φ = 39467557248.

The previous prime is 118561443323. The next prime is 118561443383. The reversal of 118561443342 is 243344165811.

It is a super-2 number, since 2×118561443342² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 118561443294 and 118561443303.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17033659 + ... + 17040617.

It is an arithmetic number, because the mean of its divisors is an integer number (7420021200).

Almost surely, 2^118561443342 is an apocalyptic number.

118561443342 is an abundant number, since it is smaller than the sum of its proper divisors (118879235058).

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

118561443342 is a wasteful number, since it uses less digits than its factorization.

118561443342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10360.

The product of its digits is 276480, while the sum is 42.

The spelling of 118561443342 in words is "one hundred eighteen billion, five hundred sixty-one million, four hundred forty-three thousand, three hundred forty-two".