22066623560 has 64 divisors (see below), whose sum is σ = 55337385600. Its totient is φ = 7870196736.

The previous prime is 22066623559. The next prime is 22066623569. The reversal of 22066623560 is 6532666022.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is not an unprimeable number, because it can be changed into a prime (22066623569) 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, 841052 + ... + 866891.

It is an arithmetic number, because the mean of its divisors is an integer number (864646650).

Almost surely, 2^22066623560 is an apocalyptic number.

22066623560 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22066623560 is an abundant number, since it is smaller than the sum of its proper divisors (33270762040).

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

22066623560 is a wasteful number, since it uses less digits than its factorization.

22066623560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1707990 (or 1707986 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 38.

The spelling of 22066623560 in words is "twenty-two billion, sixty-six million, six hundred twenty-three thousand, five hundred sixty".