2554445251 has 24 divisors (see below), whose sum is σ = 2777166000. Its totient is φ = 2346560832.

The previous prime is 2554445249. The next prime is 2554445303. The reversal of 2554445251 is 1525444552.

It is not a de Polignac number, because 2554445251 - 2¹ = 2554445249 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2554445251.

It is not an unprimeable number, because it can be changed into a prime (2554445051) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4126420 + ... + 4127038.

It is an arithmetic number, because the mean of its divisors is an integer number (115715250).

Almost surely, 2^2554445251 is an apocalyptic number.

2554445251 is a deficient number, since it is larger than the sum of its proper divisors (222720749).

2554445251 is a wasteful number, since it uses less digits than its factorization.

2554445251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 963 (or 940 counting only the distinct ones).

The product of its digits is 160000, while the sum is 37.

The square root of 2554445251 is about 50541.5200701364. The cubic root of 2554445251 is about 1366.9906151030.

The spelling of 2554445251 in words is "two billion, five hundred fifty-four million, four hundred forty-five thousand, two hundred fifty-one".