27693623216 has 60 divisors (see below), whose sum is σ = 62684918712. Its totient is φ = 11817679104.

The previous prime is 27693623197. The next prime is 27693623233. The reversal of 27693623216 is 61232639672.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 106871 + ... + 258473.

Almost surely, 2^27693623216 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 27693623216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31342459356).

27693623216 is an abundant number, since it is smaller than the sum of its proper divisors (34991295496).

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

27693623216 is a wasteful number, since it uses less digits than its factorization.

27693623216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151858 (or 151845 counting only the distinct ones).

The product of its digits is 979776, while the sum is 47.

The spelling of 27693623216 in words is "twenty-seven billion, six hundred ninety-three million, six hundred twenty-three thousand, two hundred sixteen".