22208650860 has 96 divisors (see below), whose sum is σ = 68000083200. Its totient is φ = 5370999040.

The previous prime is 22208650847. The next prime is 22208650873. The reversal of 22208650860 is 6805680222.

It is an interprime number because it is at equal distance from previous prime (22208650847) and next prime (22208650873).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 236386 + ... + 316694.

It is an arithmetic number, because the mean of its divisors is an integer number (708334200).

Almost surely, 2^22208650860 is an apocalyptic number.

22208650860 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22208650860, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34000041600).

22208650860 is an abundant number, since it is smaller than the sum of its proper divisors (45791432340).

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

22208650860 is a wasteful number, since it uses less digits than its factorization.

22208650860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80751 (or 80749 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 39.

The spelling of 22208650860 in words is "twenty-two billion, two hundred eight million, six hundred fifty thousand, eight hundred sixty".