108725120025720 has 128 divisors (see below), whose sum is σ = 355854878346240. Its totient is φ = 26355589091840.

The previous prime is 108725120025689. The next prime is 108725120025721. The reversal of 108725120025720 is 27520021527801.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108725120025721) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14152882 + ... + 20439038.

It is an arithmetic number, because the mean of its divisors is an integer number (2780116237080).

Almost surely, 2^{108725120025720} is an apocalyptic number.

108725120025720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

108725120025720 is an abundant number, since it is smaller than the sum of its proper divisors (247129758320520).

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

108725120025720 is a wasteful number, since it uses less digits than its factorization.

108725120025720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6299285 (or 6299281 counting only the distinct ones).

The product of its (nonzero) digits is 156800, while the sum is 42.

The spelling of 108725120025720 in words is "one hundred eight trillion, seven hundred twenty-five billion, one hundred twenty million, twenty-five thousand, seven hundred twenty".