2596261191 has 16 divisors (see below), whose sum is σ = 3580689408. Its totient is φ = 1671566400.

The previous prime is 2596261139. The next prime is 2596261201. The reversal of 2596261191 is 1911626952.

It is not a de Polignac number, because 2596261191 - 2⁹ = 2596260679 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2596261121) 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, 17235 + ... + 74091.

It is an arithmetic number, because the mean of its divisors is an integer number (223793088).

Almost surely, 2^2596261191 is an apocalyptic number.

2596261191 is a deficient number, since it is larger than the sum of its proper divisors (984428217).

2596261191 is a wasteful number, since it uses less digits than its factorization.

2596261191 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57382.

The product of its digits is 58320, while the sum is 42.

The square root of 2596261191 is about 50953.5199078533. The cubic root of 2596261191 is about 1374.4094329533.

It can be divided in two parts, 25962 and 61191, that added together give a triangular number (87153 = T₄₁₇).

The spelling of 2596261191 in words is "two billion, five hundred ninety-six million, two hundred sixty-one thousand, one hundred ninety-one".