27173995168 has 96 divisors (see below), whose sum is σ = 61014824640. Its totient is φ = 11832791040.

The previous prime is 27173995133. The next prime is 27173995171. The reversal of 27173995168 is 86159937172.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 413878 + ... + 475018.

It is an arithmetic number, because the mean of its divisors is an integer number (635571090).

Almost surely, 2^27173995168 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 27173995168, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30507412320).

27173995168 is an abundant number, since it is smaller than the sum of its proper divisors (33840829472).

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

27173995168 is a wasteful number, since it uses less digits than its factorization.

27173995168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61230 (or 61222 counting only the distinct ones).

The product of its digits is 5715360, while the sum is 58.

The spelling of 27173995168 in words is "twenty-seven billion, one hundred seventy-three million, nine hundred ninety-five thousand, one hundred sixty-eight".