2553643425 has 48 divisors (see below), whose sum is σ = 4422002688. Its totient is φ = 1297876800.

The previous prime is 2553643381. The next prime is 2553643481. The reversal of 2553643425 is 5243463552.

It is not a de Polignac number, because 2553643425 - 2¹⁶ = 2553577889 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 485560 + ... + 490790.

It is an arithmetic number, because the mean of its divisors is an integer number (92125056).

Almost surely, 2^2553643425 is an apocalyptic number.

2553643425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2553643425 is a deficient number, since it is larger than the sum of its proper divisors (1868359263).

2553643425 is a wasteful number, since it uses less digits than its factorization.

2553643425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5550 (or 5545 counting only the distinct ones).

The product of its digits is 432000, while the sum is 39.

The square root of 2553643425 is about 50533.5870980875. The cubic root of 2553643425 is about 1366.8475699126.

The spelling of 2553643425 in words is "two billion, five hundred fifty-three million, six hundred forty-three thousand, four hundred twenty-five".