2160473721025 has 27 divisors (see below), whose sum is σ = 2716863252201. Its totient is φ = 1704279234240.

The previous prime is 2160473721017. The next prime is 2160473721031. The reversal of 2160473721025 is 5201273740612.

The square root of 2160473721025 is 1469855.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 11821995441 + 2148651725584 = 108729^2 + 1465828^2 .

It is not a de Polignac number, because 2160473721025 - 2³ = 2160473721017 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 536495062 + ... + 536499088.

Almost surely, 2^{2160473721025} is an apocalyptic number.

2160473721025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2160473721025 is the 1469855-th square number.

2160473721025 is the 734928-th centered octagonal number.

It is an amenable number.

2160473721025 is a deficient number, since it is larger than the sum of its proper divisors (556389531176).

2160473721025 is an frugal number, since it uses more digits than its factorization.

2160473721025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8210 (or 4105 counting only the distinct ones).

The product of its (nonzero) digits is 141120, while the sum is 40.

The spelling of 2160473721025 in words is "two trillion, one hundred sixty billion, four hundred seventy-three million, seven hundred twenty-one thousand, twenty-five".