22204452254 has 16 divisors (see below), whose sum is σ = 33863353440. Its totient is φ = 10916782560.

The previous prime is 22204452253. The next prime is 22204452313. The reversal of 22204452254 is 45225440222.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 22204452254.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22204452251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 384527 + ... + 438485.

It is an arithmetic number, because the mean of its divisors is an integer number (2116459590).

Almost surely, 2^22204452254 is an apocalyptic number.

22204452254 is a deficient number, since it is larger than the sum of its proper divisors (11658901186).

22204452254 is a wasteful number, since it uses less digits than its factorization.

22204452254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57395.

The product of its (nonzero) digits is 51200, while the sum is 32.

Adding to 22204452254 its reverse (45225440222), we get a palindrome (67429892476).

The spelling of 22204452254 in words is "twenty-two billion, two hundred four million, four hundred fifty-two thousand, two hundred fifty-four".