2557325899 has 2 divisors, whose sum is σ = 2557325900. Its totient is φ = 2557325898.

The previous prime is 2557325891. The next prime is 2557325933. The reversal of 2557325899 is 9985237552.

It is a happy number.

2557325899 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2557325899 - 2³ = 2557325891 is a prime.

It is not a weakly prime, because it can be changed into another prime (2557325891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1278662949 + 1278662950.

It is an arithmetic number, because the mean of its divisors is an integer number (1278662950).

Almost surely, 2^2557325899 is an apocalyptic number.

2557325899 is a deficient number, since it is larger than the sum of its proper divisors (1).

2557325899 is an equidigital number, since it uses as much as digits as its factorization.

2557325899 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6804000, while the sum is 55.

The square root of 2557325899 is about 50570.0098773967. The cubic root of 2557325899 is about 1367.5042738554.

The spelling of 2557325899 in words is "two billion, five hundred fifty-seven million, three hundred twenty-five thousand, eight hundred ninety-nine".