118536858425 has 6 divisors (see below), whose sum is σ = 146985704478. Its totient is φ = 94829486720.

The previous prime is 118536858403. The next prime is 118536858509. The reversal of 118536858425 is 524858635811.

It can be written as a sum of positive squares in 3 ways, for example, as 2793333904 + 115743524521 = 52852^2 + 340211^2 .

It is not a de Polignac number, because 118536858425 - 2¹⁴ = 118536842041 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2370737144 + ... + 2370737193.

It is an arithmetic number, because the mean of its divisors is an integer number (24497617413).

Almost surely, 2^118536858425 is an apocalyptic number.

It is an amenable number.

118536858425 is a deficient number, since it is larger than the sum of its proper divisors (28448846053).

118536858425 is an equidigital number, since it uses as much as digits as its factorization.

118536858425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4741474347 (or 4741474342 counting only the distinct ones).

The product of its digits is 9216000, while the sum is 56.

The spelling of 118536858425 in words is "one hundred eighteen billion, five hundred thirty-six million, eight hundred fifty-eight thousand, four hundred twenty-five".