2553660311 has 4 divisors (see below), whose sum is σ = 2591774712. Its totient is φ = 2515545912.

The previous prime is 2553660289. The next prime is 2553660331. The reversal of 2553660311 is 1130663552.

2553660311 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 2553660311 - 2¹⁸ = 2553398167 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2553660331) 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, 19057100 + ... + 19057233.

It is an arithmetic number, because the mean of its divisors is an integer number (647943678).

Almost surely, 2^2553660311 is an apocalyptic number.

2553660311 is a deficient number, since it is larger than the sum of its proper divisors (38114401).

2553660311 is an equidigital number, since it uses as much as digits as its factorization.

2553660311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38114400.

The product of its (nonzero) digits is 16200, while the sum is 32.

The square root of 2553660311 is about 50533.7541748087. The cubic root of 2553660311 is about 1366.8505826716.

The spelling of 2553660311 in words is "two billion, five hundred fifty-three million, six hundred sixty thousand, three hundred eleven".