2255316643 has 4 divisors (see below), whose sum is σ = 2310324408. Its totient is φ = 2200308880.

The previous prime is 2255316641. The next prime is 2255316697. The reversal of 2255316643 is 3466135522.

2255316643 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 2255316643 - 2¹ = 2255316641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2255316641) 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, 27503821 + ... + 27503902.

It is an arithmetic number, because the mean of its divisors is an integer number (577581102).

Almost surely, 2^2255316643 is an apocalyptic number.

2255316643 is a deficient number, since it is larger than the sum of its proper divisors (55007765).

2255316643 is an equidigital number, since it uses as much as digits as its factorization.

2255316643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55007764.

The product of its digits is 129600, while the sum is 37.

The square root of 2255316643 is about 47490.1741731908. The cubic root of 2255316643 is about 1311.4019997714.

The spelling of 2255316643 in words is "two billion, two hundred fifty-five million, three hundred sixteen thousand, six hundred forty-three".