2556510053 has 4 divisors (see below), whose sum is σ = 2667662688. Its totient is φ = 2445357420.

The previous prime is 2556510043. The next prime is 2556510083. The reversal of 2556510053 is 3500156552.

2556510053 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, 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 2556510053 - 2⁴ = 2556510037 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 (2556510043) 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, 55576283 + ... + 55576328.

It is an arithmetic number, because the mean of its divisors is an integer number (666915672).

Almost surely, 2^2556510053 is an apocalyptic number.

2556510053 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

2556510053 is a deficient number, since it is larger than the sum of its proper divisors (111152635).

2556510053 is a wasteful number, since it uses less digits than its factorization.

2556510053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111152634.

The product of its (nonzero) digits is 22500, while the sum is 32.

The square root of 2556510053 is about 50561.9427336411. The cubic root of 2556510053 is about 1367.3588365772.

The spelling of 2556510053 in words is "two billion, five hundred fifty-six million, five hundred ten thousand, fifty-three".