118537245504 has 280 divisors, whose sum is σ = 365687884320. Its totient is φ = 37935184896.

The previous prime is 118537245493. The next prime is 118537245517. The reversal of 118537245504 is 405542735811.

118537245504 is a `hidden beast` number, since 11 + 85 + 3 + 7 + 2 + 4 + 550 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 118537245504.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 13147302 + ... + 13156314.

Almost surely, 2^118537245504 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 118537245504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (182843942160).

118537245504 is an abundant number, since it is smaller than the sum of its proper divisors (247150638816).

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

118537245504 is an equidigital number, since it uses as much as digits as its factorization.

118537245504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9139 (or 9120 counting only the distinct ones).

The product of its (nonzero) digits is 672000, while the sum is 45.

The spelling of 118537245504 in words is "one hundred eighteen billion, five hundred thirty-seven million, two hundred forty-five thousand, five hundred four".