22664440424244 has 48 divisors (see below), whose sum is σ = 55960210575360. Its totient is φ = 7124563834080.

The previous prime is 22664440424243. The next prime is 22664440424293. The reversal of 22664440424244 is 44242404446622.

It is a junction number, because it is equal to n+sod(n) for n = 22664440424193 and 22664440424202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22664440424243) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 578272924 + ... + 578312115.

It is an arithmetic number, because the mean of its divisors is an integer number (1165837720320).

Almost surely, 2^{22664440424244} is an apocalyptic number.

It is an amenable number.

22664440424244 is an abundant number, since it is smaller than the sum of its proper divisors (33295770151116).

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

22664440424244 is a wasteful number, since it uses less digits than its factorization.

22664440424244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1156585140 (or 1156585138 counting only the distinct ones).

The product of its (nonzero) digits is 9437184, while the sum is 48.

The spelling of 22664440424244 in words is "twenty-two trillion, six hundred sixty-four billion, four hundred forty million, four hundred twenty-four thousand, two hundred forty-four".