2622256155213 has 4 divisors (see below), whose sum is σ = 3496341540288. Its totient is φ = 1748170770140.

The previous prime is 2622256155193. The next prime is 2622256155221. The reversal of 2622256155213 is 3125516522262.

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 2622256155213 - 2¹⁸ = 2622255893069 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2622256155313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 437042692533 + ... + 437042692538.

It is an arithmetic number, because the mean of its divisors is an integer number (874085385072).

Almost surely, 2^{2622256155213} is an apocalyptic number.

It is an amenable number.

2622256155213 is a deficient number, since it is larger than the sum of its proper divisors (874085385075).

2622256155213 is an equidigital number, since it uses as much as digits as its factorization.

2622256155213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 874085385074.

The product of its digits is 432000, while the sum is 42.

The spelling of 2622256155213 in words is "two trillion, six hundred twenty-two billion, two hundred fifty-six million, one hundred fifty-five thousand, two hundred thirteen".