2551022204 has 6 divisors (see below), whose sum is σ = 4464288864. Its totient is φ = 1275511100.

The previous prime is 2551022197. The next prime is 2551022293. The reversal of 2551022204 is 4022201552.

It is a self number, because there is not a number n which added to its sum of digits gives 2551022204.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 318877772 + ... + 318877779.

It is an arithmetic number, because the mean of its divisors is an integer number (744048144).

Almost surely, 2^2551022204 is an apocalyptic number.

It is an amenable number.

2551022204 is a deficient number, since it is larger than the sum of its proper divisors (1913266660).

2551022204 is a wasteful number, since it uses less digits than its factorization.

2551022204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 637755555 (or 637755553 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 23.

The square root of 2551022204 is about 50507.6450054841. The cubic root of 2551022204 is about 1366.3797368950.

Adding to 2551022204 its reverse (4022201552), we get a palindrome (6573223756).

The spelling of 2551022204 in words is "two billion, five hundred fifty-one million, twenty-two thousand, two hundred four".