2576326913 has 4 divisors (see below), whose sum is σ = 2581617600. Its totient is φ = 2571036228.

The previous prime is 2576326871. The next prime is 2576326927. The reversal of 2576326913 is 3196236752.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2576326913 - 2³⁰ = 1502585089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2576386913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2644613 + ... + 2645586.

It is an arithmetic number, because the mean of its divisors is an integer number (645404400).

Almost surely, 2^2576326913 is an apocalyptic number.

It is an amenable number.

2576326913 is a deficient number, since it is larger than the sum of its proper divisors (5290687).

2576326913 is an equidigital number, since it uses as much as digits as its factorization.

2576326913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5290686.

The product of its digits is 408240, while the sum is 44.

The square root of 2576326913 is about 50757.5306038424. The cubic root of 2576326913 is about 1370.8827871020.

The spelling of 2576326913 in words is "two billion, five hundred seventy-six million, three hundred twenty-six thousand, nine hundred thirteen".