22966688444 has 24 divisors (see below), whose sum is σ = 48350924160. Its totient is φ = 9324820656.

The previous prime is 22966688443. The next prime is 22966688449. The reversal of 22966688444 is 44488666922.

It is a super-2 number, since 2×22966688444² (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 (22966688443) 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, 21584702 + ... + 21585765.

It is an arithmetic number, because the mean of its divisors is an integer number (2014621840).

Almost surely, 2^22966688444 is an apocalyptic number.

It is an amenable number.

22966688444 is an abundant number, since it is smaller than the sum of its proper divisors (25384235716).

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

22966688444 is a wasteful number, since it uses less digits than its factorization.

22966688444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43170497 (or 43170495 counting only the distinct ones).

The product of its digits is 31850496, while the sum is 59.

The spelling of 22966688444 in words is "twenty-two billion, nine hundred sixty-six million, six hundred eighty-eight thousand, four hundred forty-four".