22225155444424 has 32 divisors (see below), whose sum is σ = 41699998346400. Its totient is φ = 11105158264960.

The previous prime is 22225155444421. The next prime is 22225155444563. The reversal of 22225155444424 is 42444455152222.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (22225155444421) 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, 76201479 + ... + 76492585.

It is an arithmetic number, because the mean of its divisors is an integer number (1303124948325).

Almost surely, 2^{22225155444424} is an apocalyptic number.

It is an amenable number.

22225155444424 is a deficient number, since it is larger than the sum of its proper divisors (19474842901976).

22225155444424 is a wasteful number, since it uses less digits than its factorization.

22225155444424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 297453 (or 297449 counting only the distinct ones).

The product of its digits is 4096000, while the sum is 46.

The spelling of 22225155444424 in words is "twenty-two trillion, two hundred twenty-five billion, one hundred fifty-five million, four hundred forty-four thousand, four hundred twenty-four".