22664212256244 has 48 divisors (see below), whose sum is σ = 57637255298112. Its totient is φ = 6889584444672.

The previous prime is 22664212256227. The next prime is 22664212256297. The reversal of 22664212256244 is 44265221246622.

It is a junction number, because it is equal to n+sod(n) for n = 22664212256193 and 22664212256202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 875188329 + ... + 875214224.

It is an arithmetic number, because the mean of its divisors is an integer number (1200776152044).

Almost surely, 2^{22664212256244} is an apocalyptic number.

It is an amenable number.

22664212256244 is an abundant number, since it is smaller than the sum of its proper divisors (34973043041868).

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

22664212256244 is a wasteful number, since it uses less digits than its factorization.

22664212256244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1750402656 (or 1750402654 counting only the distinct ones).

The product of its digits is 4423680, while the sum is 48.

The spelling of 22664212256244 in words is "twenty-two trillion, six hundred sixty-four billion, two hundred twelve million, two hundred fifty-six thousand, two hundred forty-four".