2551885441 has 8 divisors (see below), whose sum is σ = 2942250624. Its totient is φ = 2167972800.

The previous prime is 2551885423. The next prime is 2551885463. The reversal of 2551885441 is 1445881552.

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

It is not a de Polignac number, because 2551885441 - 2²³ = 2543496833 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2551885241) 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 7 ways as a sum of consecutive naturals, for example, 1612285 + ... + 1613866.

It is an arithmetic number, because the mean of its divisors is an integer number (367781328).

Almost surely, 2^2551885441 is an apocalyptic number.

It is an amenable number.

2551885441 is a deficient number, since it is larger than the sum of its proper divisors (390365183).

2551885441 is a wasteful number, since it uses less digits than its factorization.

2551885441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3226271.

The product of its digits is 256000, while the sum is 43.

The square root of 2551885441 is about 50516.1898899749. The cubic root of 2551885441 is about 1366.5338419859.

The spelling of 2551885441 in words is "two billion, five hundred fifty-one million, eight hundred eighty-five thousand, four hundred forty-one".