22444342254 has 24 divisors (see below), whose sum is σ = 48645892152. Its totient is φ = 7478911440.

The previous prime is 22444342237. The next prime is 22444342289. The reversal of 22444342254 is 45224344422.

It is a happy number.

22444342254 is a `hidden beast` number, since 2 + 24 + 44 + 342 + 254 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 156369 + ... + 263324.

It is an arithmetic number, because the mean of its divisors is an integer number (2026912173).

Almost surely, 2^22444342254 is an apocalyptic number.

22444342254 is an abundant number, since it is smaller than the sum of its proper divisors (26201549898).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22444342254 is a wasteful number, since it uses less digits than its factorization.

22444342254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 422672 (or 422669 counting only the distinct ones).

The product of its digits is 245760, while the sum is 36.

Adding to 22444342254 its reverse (45224344422), we get a palindrome (67668686676).

The spelling of 22444342254 in words is "twenty-two billion, four hundred forty-four million, three hundred forty-two thousand, two hundred fifty-four".