22252062666 has 16 divisors (see below), whose sum is σ = 44572918464. Its totient is φ = 7405888704.

The previous prime is 22252062659. The next prime is 22252062673. The reversal of 22252062666 is 66626025222.

It is an interprime number because it is at equal distance from previous prime (22252062659) and next prime (22252062673).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2862175 + ... + 2869938.

It is an arithmetic number, because the mean of its divisors is an integer number (2785807404).

Almost surely, 2^22252062666 is an apocalyptic number.

22252062666 is an abundant number, since it is smaller than the sum of its proper divisors (22320855798).

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

22252062666 is a wasteful number, since it uses less digits than its factorization.

22252062666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5732765.

The product of its (nonzero) digits is 207360, while the sum is 39.

Adding to 22252062666 its reverse (66626025222), we get a palindrome (88878087888).

The spelling of 22252062666 in words is "twenty-two billion, two hundred fifty-two million, sixty-two thousand, six hundred sixty-six".