2553404404 has 12 divisors (see below), whose sum is σ = 4612601728. Its totient is φ = 1235518200.

The previous prime is 2553404377. The next prime is 2553404407. The reversal of 2553404404 is 4044043552.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2553404407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10295862 + ... + 10296109.

Almost surely, 2^2553404404 is an apocalyptic number.

It is an amenable number.

2553404404 is a deficient number, since it is larger than the sum of its proper divisors (2059197324).

2553404404 is a wasteful number, since it uses less digits than its factorization.

2553404404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20592006 (or 20592004 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 31.

The square root of 2553404404 is about 50531.2220711116. Note that the first 3 decimals coincide. The cubic root of 2553404404 is about 1366.8049229422.

Adding to 2553404404 its reverse (4044043552), we get a palindrome (6597447956).

The spelling of 2553404404 in words is "two billion, five hundred fifty-three million, four hundred four thousand, four hundred four".