22727766680 has 16 divisors (see below), whose sum is σ = 51137475120. Its totient is φ = 9091106656.

The previous prime is 22727766673. The next prime is 22727766757. The reversal of 22727766680 is 8666772722.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 284097044 + ... + 284097123.

It is an arithmetic number, because the mean of its divisors is an integer number (3196092195).

Almost surely, 2^22727766680 is an apocalyptic number.

22727766680 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22727766680 is an abundant number, since it is smaller than the sum of its proper divisors (28409708440).

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

22727766680 is a wasteful number, since it uses less digits than its factorization.

22727766680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 568194178 (or 568194174 counting only the distinct ones).

The product of its (nonzero) digits is 4741632, while the sum is 53.

The spelling of 22727766680 in words is "twenty-two billion, seven hundred twenty-seven million, seven hundred sixty-six thousand, six hundred eighty".