2590312161 has 16 divisors (see below), whose sum is σ = 3760891200. Its totient is φ = 1579572288.

The previous prime is 2590312139. The next prime is 2590312163. The reversal of 2590312161 is 1612130952.

It is not a de Polignac number, because 2590312161 - 2⁵ = 2590312129 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2590312163) 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, 781866 + ... + 785171.

It is an arithmetic number, because the mean of its divisors is an integer number (235055700).

Almost surely, 2^2590312161 is an apocalyptic number.

It is an amenable number.

2590312161 is a deficient number, since it is larger than the sum of its proper divisors (1170579039).

2590312161 is a wasteful number, since it uses less digits than its factorization.

2590312161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1567088.

The product of its (nonzero) digits is 3240, while the sum is 30.

The square root of 2590312161 is about 50895.1094015918. The cubic root of 2590312161 is about 1373.3588637693.

The spelling of 2590312161 in words is "two billion, five hundred ninety million, three hundred twelve thousand, one hundred sixty-one".