2125372160 has 72 divisors (see below), whose sum is σ = 5099493840. Its totient is φ = 848719872.

The previous prime is 2125372111. The next prime is 2125372211. The reversal of 2125372160 is 612735212.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1098554 + ... + 1100486.

Almost surely, 2^2125372160 is an apocalyptic number.

2125372160 is a gapful number since it is divisible by the number (20) 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 2125372160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2549746920).

2125372160 is an abundant number, since it is smaller than the sum of its proper divisors (2974121680).

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

2125372160 is an equidigital number, since it uses as much as digits as its factorization.

2125372160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2813 (or 2799 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 2125372160 is about 46101.7587517006. The cubic root of 2125372160 is about 1285.7158441369.

The spelling of 2125372160 in words is "two billion, one hundred twenty-five million, three hundred seventy-two thousand, one hundred sixty".