22444232504 has 16 divisors (see below), whose sum is σ = 42326192520. Its totient is φ = 11157247840.

The previous prime is 22444232501. The next prime is 22444232509. The reversal of 22444232504 is 40523244422.

It is a super-2 number, since 2×22444232504² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22444232501) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8107082 + ... + 8109849.

Almost surely, 2^22444232504 is an apocalyptic number.

It is an amenable number.

22444232504 is a deficient number, since it is larger than the sum of its proper divisors (19881960016).

22444232504 is a wasteful number, since it uses less digits than its factorization.

22444232504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16217110 (or 16217106 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 32.

Adding to 22444232504 its reverse (40523244422), we get a palindrome (62967476926).

The spelling of 22444232504 in words is "twenty-two billion, four hundred forty-four million, two hundred thirty-two thousand, five hundred four".