2550532553 has 4 divisors (see below), whose sum is σ = 2553678288. Its totient is φ = 2547386820.

The previous prime is 2550532531. The next prime is 2550532561. The reversal of 2550532553 is 3552350552.

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 2550532553 - 2⁸ = 2550532297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2550531553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1571651 + ... + 1573272.

It is an arithmetic number, because the mean of its divisors is an integer number (638419572).

Almost surely, 2^2550532553 is an apocalyptic number.

It is an amenable number.

2550532553 is a deficient number, since it is larger than the sum of its proper divisors (3145735).

2550532553 is an equidigital number, since it uses as much as digits as its factorization.

2550532553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3145734.

The product of its (nonzero) digits is 112500, while the sum is 35.

The square root of 2550532553 is about 50502.7974769715. The cubic root of 2550532553 is about 1366.2923089332.

The spelling of 2550532553 in words is "two billion, five hundred fifty million, five hundred thirty-two thousand, five hundred fifty-three".