2555204425 has 6 divisors (see below), whose sum is σ = 3168453518. Its totient is φ = 2044163520.

The previous prime is 2555204401. The next prime is 2555204447. The reversal of 2555204425 is 5244025552.

It can be written as a sum of positive squares in 3 ways, for example, as 54804409 + 2500400016 = 7403^2 + 50004^2 .

It is not a de Polignac number, because 2555204425 - 2¹³ = 2555196233 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 51104064 + ... + 51104113.

Almost surely, 2^2555204425 is an apocalyptic number.

2555204425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2555204425 is a deficient number, since it is larger than the sum of its proper divisors (613249093).

2555204425 is a wasteful number, since it uses less digits than its factorization.

2555204425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102208187 (or 102208182 counting only the distinct ones).

The product of its (nonzero) digits is 80000, while the sum is 34.

The square root of 2555204425 is about 50549.0299115621. The cubic root of 2555204425 is about 1367.1260236216.

Adding to 2555204425 its reverse (5244025552), we get a palindrome (7799229977).

The spelling of 2555204425 in words is "two billion, five hundred fifty-five million, two hundred four thousand, four hundred twenty-five".