22664240444 has 12 divisors (see below), whose sum is σ = 39951928464. Its totient is φ = 11249403744.

The previous prime is 22664240429. The next prime is 22664240449. The reversal of 22664240444 is 44404246622.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 22664240398 and 22664240407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22664240449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20678504 + ... + 20679599.

It is an arithmetic number, because the mean of its divisors is an integer number (3329327372).

Almost surely, 2^22664240444 is an apocalyptic number.

It is an amenable number.

22664240444 is a deficient number, since it is larger than the sum of its proper divisors (17287688020).

22664240444 is a wasteful number, since it uses less digits than its factorization.

22664240444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41358244 (or 41358242 counting only the distinct ones).

The product of its (nonzero) digits is 294912, while the sum is 38.

The spelling of 22664240444 in words is "twenty-two billion, six hundred sixty-four million, two hundred forty thousand, four hundred forty-four".