22868705244 has 144 divisors (see below), whose sum is σ = 67162846464. Its totient is φ = 5928257280.

The previous prime is 22868705191. The next prime is 22868705263. The reversal of 22868705244 is 44250786822.

It is a junction number, because it is equal to n+sod(n) for n = 22868705193 and 22868705202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5964352 + ... + 5968184.

It is an arithmetic number, because the mean of its divisors is an integer number (466408656).

Almost surely, 2^22868705244 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22868705244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33581423232).

22868705244 is an abundant number, since it is smaller than the sum of its proper divisors (44294141220).

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

22868705244 is a wasteful number, since it uses less digits than its factorization.

22868705244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4456 (or 4443 counting only the distinct ones).

The product of its (nonzero) digits is 1720320, while the sum is 48.

The spelling of 22868705244 in words is "twenty-two billion, eight hundred sixty-eight million, seven hundred five thousand, two hundred forty-four".