2160771270725 has 6 divisors (see below), whose sum is σ = 2679356375730. Its totient is φ = 1728617016560.

The previous prime is 2160771270703. The next prime is 2160771270733. The reversal of 2160771270725 is 5270721770612.

It can be written as a sum of positive squares in 3 ways, for example, as 2783828644 + 2157987442081 = 52762^2 + 1469009^2 .

It is not a de Polignac number, because 2160771270725 - 2¹² = 2160771266629 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2160771270725.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 43215425390 + ... + 43215425439.

It is an arithmetic number, because the mean of its divisors is an integer number (446559395955).

Almost surely, 2^{2160771270725} is an apocalyptic number.

2160771270725 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2160771270725 is a deficient number, since it is larger than the sum of its proper divisors (518585105005).

2160771270725 is an equidigital number, since it uses as much as digits as its factorization.

2160771270725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86430850839 (or 86430850834 counting only the distinct ones).

The product of its (nonzero) digits is 576240, while the sum is 47.

The spelling of 2160771270725 in words is "two trillion, one hundred sixty billion, seven hundred seventy-one million, two hundred seventy thousand, seven hundred twenty-five".