2553810091 has 32 divisors (see below), whose sum is σ = 3182965632. Its totient is φ = 1999011840.

The previous prime is 2553810089. The next prime is 2553810097. The reversal of 2553810091 is 1900183552.

It is not a de Polignac number, because 2553810091 - 2¹ = 2553810089 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2553810097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 959835 + ... + 962491.

It is an arithmetic number, because the mean of its divisors is an integer number (99467676).

Almost surely, 2^2553810091 is an apocalyptic number.

2553810091 is a deficient number, since it is larger than the sum of its proper divisors (629155541).

2553810091 is a wasteful number, since it uses less digits than its factorization.

2553810091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2919.

The product of its (nonzero) digits is 10800, while the sum is 34.

The square root of 2553810091 is about 50535.2361328212. The cubic root of 2553810091 is about 1366.8773054738.

The spelling of 2553810091 in words is "two billion, five hundred fifty-three million, eight hundred ten thousand, ninety-one".