118473173520 has 320 divisors, whose sum is σ = 400131723264. Its totient is φ = 28824698880.

The previous prime is 118473173513. The next prime is 118473173597. The reversal of 118473173520 is 25371374811.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 108990417 + ... + 108991503.

Almost surely, 2^118473173520 is an apocalyptic number.

118473173520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 118473173520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (200065861632).

118473173520 is an abundant number, since it is smaller than the sum of its proper divisors (281658549744).

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

118473173520 is a wasteful number, since it uses less digits than its factorization.

118473173520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1490 (or 1484 counting only the distinct ones).

The product of its (nonzero) digits is 141120, while the sum is 42.

The spelling of 118473173520 in words is "one hundred eighteen billion, four hundred seventy-three million, one hundred seventy-three thousand, five hundred twenty".