27861068170111 has 8 divisors (see below), whose sum is σ = 30546625680000. Its totient is φ = 25200966182040.

The previous prime is 27861068170097. The next prime is 27861068170127. The reversal of 27861068170111 is 11107186016872.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-27861068170111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27861068170141) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6363878161 + ... + 6363882538.

It is an arithmetic number, because the mean of its divisors is an integer number (3818328210000).

Almost surely, 2^{27861068170111} is an apocalyptic number.

27861068170111 is a deficient number, since it is larger than the sum of its proper divisors (2685557509889).

27861068170111 is a wasteful number, since it uses less digits than its factorization.

27861068170111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12727760909.

The product of its (nonzero) digits is 225792, while the sum is 49.

The spelling of 27861068170111 in words is "twenty-seven trillion, eight hundred sixty-one billion, sixty-eight million, one hundred seventy thousand, one hundred eleven".