118051862585 has 4 divisors (see below), whose sum is σ = 141662235108. Its totient is φ = 94441490064.

The previous prime is 118051862563. The next prime is 118051862603. The reversal of 118051862585 is 585268150811.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 585268150811 = 17 ⋅34427538283.

It can be written as a sum of positive squares in 2 ways, for example, as 62915187241 + 55136675344 = 250829^2 + 234812^2 .

It is a cyclic number.

It is not a de Polignac number, because 118051862585 - 2⁸ = 118051862329 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11805186254 + ... + 11805186263.

It is an arithmetic number, because the mean of its divisors is an integer number (35415558777).

Almost surely, 2^118051862585 is an apocalyptic number.

It is an amenable number.

118051862585 is a deficient number, since it is larger than the sum of its proper divisors (23610372523).

118051862585 is an equidigital number, since it uses as much as digits as its factorization.

118051862585 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23610372522.

The product of its (nonzero) digits is 768000, while the sum is 50.

The spelling of 118051862585 in words is "one hundred eighteen billion, fifty-one million, eight hundred sixty-two thousand, five hundred eighty-five".