27165848064 has 80 divisors (see below), whose sum is σ = 72415043712. Its totient is φ = 9049837568.

The previous prime is 27165848053. The next prime is 27165848081. The reversal of 27165848064 is 46084856172.

It is a junction number, because it is equal to n+sod(n) for n = 27165847998 and 27165848016.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3164482 + ... + 3173054.

Almost surely, 2^27165848064 is an apocalyptic number.

27165848064 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 27165848064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36207521856).

27165848064 is an abundant number, since it is smaller than the sum of its proper divisors (45249195648).

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

27165848064 is an equidigital number, since it uses as much as digits as its factorization.

27165848064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10657 (or 10641 counting only the distinct ones).

The product of its (nonzero) digits is 2580480, while the sum is 51.

The spelling of 27165848064 in words is "twenty-seven billion, one hundred sixty-five million, eight hundred forty-eight thousand, sixty-four".