2160570261 has 16 divisors (see below), whose sum is σ = 2920026816. Its totient is φ = 1420801536.

The previous prime is 2160570259. The next prime is 2160570271. The reversal of 2160570261 is 1620750612.

2160570261 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2160570261 - 2¹ = 2160570259 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2160570211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 161131 + ... + 174023.

It is an arithmetic number, because the mean of its divisors is an integer number (182501676).

Almost surely, 2^2160570261 is an apocalyptic number.

It is an amenable number.

2160570261 is a deficient number, since it is larger than the sum of its proper divisors (759456555).

2160570261 is a wasteful number, since it uses less digits than its factorization.

2160570261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13652.

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 2160570261 is about 46481.9347811599. The cubic root of 2160570261 is about 1292.7745623503.

The spelling of 2160570261 in words is "two billion, one hundred sixty million, five hundred seventy thousand, two hundred sixty-one".