22224044446 has 16 divisors (see below), whose sum is σ = 34798349088. Its totient is φ = 10624952800.

The previous prime is 22224044369. The next prime is 22224044471. The reversal of 22224044446 is 64444042222.

22224044446 = T₄₃₉₄₉ + T₄₃₉₅₀ + ... + T₄₃₉₇₁.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37956 + ... + 214216.

It is an arithmetic number, because the mean of its divisors is an integer number (2174896818).

Almost surely, 2^22224044446 is an apocalyptic number.

22224044446 is a deficient number, since it is larger than the sum of its proper divisors (12574304642).

22224044446 is a wasteful number, since it uses less digits than its factorization.

22224044446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179027.

The product of its (nonzero) digits is 98304, while the sum is 34.

Adding to 22224044446 its reverse (64444042222), we get a palindrome (86668086668).

The spelling of 22224044446 in words is "twenty-two billion, two hundred twenty-four million, forty-four thousand, four hundred forty-six".