118560161045172 has 192 divisors, whose sum is σ = 345420058023936. Its totient is φ = 30748632445440.

The previous prime is 118560161045153. The next prime is 118560161045251. The reversal of 118560161045172 is 271540161065811.

It is a congruent number.

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, 5111001078 + ... + 5111024274.

It is an arithmetic number, because the mean of its divisors is an integer number (1799062802208).

Almost surely, 2^{118560161045172} is an apocalyptic number.

118560161045172 is a gapful number since it is divisible by the number (12) 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 118560161045172, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (172710029011968).

118560161045172 is an abundant number, since it is smaller than the sum of its proper divisors (226859896978764).

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

118560161045172 is a wasteful number, since it uses less digits than its factorization.

118560161045172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31286 (or 31284 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 48.

The spelling of 118560161045172 in words is "one hundred eighteen trillion, five hundred sixty billion, one hundred sixty-one million, forty-five thousand, one hundred seventy-two".