2611013265 has 96 divisors (see below), whose sum is σ = 5474626560. Its totient is φ = 1177037568.

The previous prime is 2611013263. The next prime is 2611013287. The reversal of 2611013265 is 5623101162.

It is not a de Polignac number, because 2611013265 - 2¹ = 2611013263 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2611013263) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 480192 + ... + 485598.

It is an arithmetic number, because the mean of its divisors is an integer number (57027360).

Almost surely, 2^2611013265 is an apocalyptic number.

It is an amenable number.

2611013265 is an abundant number, since it is smaller than the sum of its proper divisors (2863613295).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2611013265 is a wasteful number, since it uses less digits than its factorization.

2611013265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5508 (or 5495 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 2611013265 is about 51098.0749637401. The cubic root of 2611013265 is about 1377.0076703215.

The spelling of 2611013265 in words is "two billion, six hundred eleven million, thirteen thousand, two hundred sixty-five".