2613663271 has 4 divisors (see below), whose sum is σ = 2613843544. Its totient is φ = 2613483000.

The previous prime is 2613663257. The next prime is 2613663323. The reversal of 2613663271 is 1723663162.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2613663271 - 2²⁷ = 2479445543 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2613663271.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2613603271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66285 + ... + 98086.

It is an arithmetic number, because the mean of its divisors is an integer number (653460886).

Almost surely, 2^2613663271 is an apocalyptic number.

2613663271 is a deficient number, since it is larger than the sum of its proper divisors (180273).

2613663271 is a wasteful number, since it uses less digits than its factorization.

2613663271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180272.

The product of its digits is 54432, while the sum is 37.

The square root of 2613663271 is about 51123.9989730850. The cubic root of 2613663271 is about 1377.4733700823.

The spelling of 2613663271 in words is "two billion, six hundred thirteen million, six hundred sixty-three thousand, two hundred seventy-one".