2553510521 has 8 divisors (see below), whose sum is σ = 2585247840. Its totient is φ = 2521796512.

The previous prime is 2553510511. The next prime is 2553510539. The reversal of 2553510521 is 1250153552.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2553510521 - 2⁶ = 2553510457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2553510511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 339821 + ... + 347253.

It is an arithmetic number, because the mean of its divisors is an integer number (323155980).

Almost surely, 2^2553510521 is an apocalyptic number.

It is an amenable number.

2553510521 is a deficient number, since it is larger than the sum of its proper divisors (31737319).

2553510521 is an equidigital number, since it uses as much as digits as its factorization.

2553510521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11655.

The product of its (nonzero) digits is 7500, while the sum is 29.

The square root of 2553510521 is about 50532.2720743883. The cubic root of 2553510521 is about 1366.8238570403.

The spelling of 2553510521 in words is "two billion, five hundred fifty-three million, five hundred ten thousand, five hundred twenty-one".