2553401344 has 104 divisors (see below), whose sum is σ = 5577743360. Its totient is φ = 1161658368.

The previous prime is 2553401269. The next prime is 2553401359. The reversal of 2553401344 is 4431043552.

It is a tau number, because it is divible by the number of its divisors (104).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4206289 + ... + 4206895.

Almost surely, 2^2553401344 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2553401344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2788871680).

2553401344 is an abundant number, since it is smaller than the sum of its proper divisors (3024342016).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2553401344 is an equidigital number, since it uses as much as digits as its factorization.

2553401344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 723 (or 701 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 31.

The square root of 2553401344 is about 50531.1917927927. The cubic root of 2553401344 is about 1366.8043769489.

Adding to 2553401344 its reverse (4431043552), we get a palindrome (6984444896).

The spelling of 2553401344 in words is "two billion, five hundred fifty-three million, four hundred one thousand, three hundred forty-four".