27221606068 has 12 divisors (see below), whose sum is σ = 48240821440. Its totient is φ = 13438514232.

The previous prime is 27221606053. The next prime is 27221606089. The reversal of 27221606068 is 86060612272.

It is a self number, because there is not a number n which added to its sum of digits gives 27221606068.

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, 43071846 + ... + 43072477.

Almost surely, 2^27221606068 is an apocalyptic number.

It is an amenable number.

27221606068 is a deficient number, since it is larger than the sum of its proper divisors (21019215372).

27221606068 is a wasteful number, since it uses less digits than its factorization.

27221606068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86144406 (or 86144404 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 40.

The spelling of 27221606068 in words is "twenty-seven billion, two hundred twenty-one million, six hundred six thousand, sixty-eight".