2560943061 has 20 divisors (see below), whose sum is σ = 3832743244. Its totient is φ = 1704110400.

The previous prime is 2560943059. The next prime is 2560943083. The reversal of 2560943061 is 1603490652.

It is a happy number.

2560943061 is a `hidden beast` number, since 2 + 5 + 609 + 43 + 0 + 6 + 1 = 666.

2560943061 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 1827562500 + 733380561 = 42750^2 + 27081^2 .

It is not a de Polignac number, because 2560943061 - 2¹ = 2560943059 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2560947061) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 14601 + ... + 73041.

Almost surely, 2^2560943061 is an apocalyptic number.

It is an amenable number.

2560943061 is a deficient number, since it is larger than the sum of its proper divisors (1271800183).

2560943061 is an equidigital number, since it uses as much as digits as its factorization.

2560943061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58994 (or 58985 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The square root of 2560943061 is about 50605.7611443598. The cubic root of 2560943061 is about 1368.1487170963.

The spelling of 2560943061 in words is "two billion, five hundred sixty million, nine hundred forty-three thousand, sixty-one".