27112383666 has 160 divisors (see below), whose sum is σ = 65789539200. Its totient is φ = 8314099200.

The previous prime is 27112383653. The next prime is 27112383679. The reversal of 27112383666 is 66638321172.

It is an interprime number because it is at equal distance from previous prime (27112383653) and next prime (27112383679).

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 33430401 + ... + 33431211.

It is an arithmetic number, because the mean of its divisors is an integer number (411184620).

Almost surely, 2^27112383666 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 27112383666, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32894769600).

27112383666 is an abundant number, since it is smaller than the sum of its proper divisors (38677155534).

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

27112383666 is a wasteful number, since it uses less digits than its factorization.

27112383666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1102 (or 1093 counting only the distinct ones).

The product of its digits is 435456, while the sum is 45.

The spelling of 27112383666 in words is "twenty-seven billion, one hundred twelve million, three hundred eighty-three thousand, six hundred sixty-six".