2562555313 has 4 divisors (see below), whose sum is σ = 2565022720. Its totient is φ = 2560087908.

The previous prime is 2562555301. The next prime is 2562555337. The reversal of 2562555313 is 3135552652.

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 a de Polignac number, because none of the positive numbers 2^k-2562555313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2562555713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1232145 + ... + 1234222.

It is an arithmetic number, because the mean of its divisors is an integer number (641255680).

Almost surely, 2^2562555313 is an apocalyptic number.

It is an amenable number.

2562555313 is a deficient number, since it is larger than the sum of its proper divisors (2467407).

2562555313 is a wasteful number, since it uses less digits than its factorization.

2562555313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2467406.

The product of its digits is 135000, while the sum is 37.

The square root of 2562555313 is about 50621.6881682150. The cubic root of 2562555313 is about 1368.4357647091.

The spelling of 2562555313 in words is "two billion, five hundred sixty-two million, five hundred fifty-five thousand, three hundred thirteen".