2521271255 has 16 divisors (see below), whose sum is σ = 3055739904. Its totient is φ = 1996915200.

The previous prime is 2521271251. The next prime is 2521271257. The reversal of 2521271255 is 5521721252.

It is not a de Polignac number, because 2521271255 - 2² = 2521271251 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 (2521271251) 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, 648377 + ... + 652253.

It is an arithmetic number, because the mean of its divisors is an integer number (190983744).

Almost surely, 2^2521271255 is an apocalyptic number.

2521271255 is a deficient number, since it is larger than the sum of its proper divisors (534468649).

2521271255 is a wasteful number, since it uses less digits than its factorization.

2521271255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5146.

The product of its digits is 14000, while the sum is 32.

The square root of 2521271255 is about 50212.2619984402. The cubic root of 2521271255 is about 1361.0472137206.

The spelling of 2521271255 in words is "two billion, five hundred twenty-one million, two hundred seventy-one thousand, two hundred fifty-five".