118435478600 has 48 divisors (see below), whose sum is σ = 281221286400. Its totient is φ = 46366226240.

The previous prime is 118435478531. The next prime is 118435478611. The reversal of 118435478600 is 6874534811.

It is a super-2 number, since 2×118435478600² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6290360 + ... + 6309159.

It is an arithmetic number, because the mean of its divisors is an integer number (5858776800).

Almost surely, 2^118435478600 is an apocalyptic number.

118435478600 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

118435478600 is an abundant number, since it is smaller than the sum of its proper divisors (162785807800).

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

118435478600 is a wasteful number, since it uses less digits than its factorization.

118435478600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12599582 (or 12599573 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 47.

The spelling of 118435478600 in words is "one hundred eighteen billion, four hundred thirty-five million, four hundred seventy-eight thousand, six hundred".