22250452431424 has 28 divisors (see below), whose sum is σ = 50460847479424. Its totient is φ = 9535908184704.

The previous prime is 22250452431407. The next prime is 22250452431443. The reversal of 22250452431424 is 42413425405222.

It is a tau number, because it is divible by the number of its divisors (28).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24833093784 + ... + 24833094679.

Almost surely, 2^{22250452431424} is an apocalyptic number.

It is an amenable number.

22250452431424 is an abundant number, since it is smaller than the sum of its proper divisors (28210395048000).

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

22250452431424 is an equidigital number, since it uses as much as digits as its factorization.

22250452431424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49666188482 (or 49666188472 counting only the distinct ones).

The product of its (nonzero) digits is 614400, while the sum is 40.

Adding to 22250452431424 its reverse (42413425405222), we get a palindrome (64663877836646).

The spelling of 22250452431424 in words is "twenty-two trillion, two hundred fifty billion, four hundred fifty-two million, four hundred thirty-one thousand, four hundred twenty-four".