27885311716160 has 28 divisors (see below), whose sum is σ = 66401898524868. Its totient is φ = 11154124686336.

The previous prime is 27885311716151. The next prime is 27885311716189. The reversal of 27885311716160 is 6161711358872.

It can be written as a sum of positive squares in 2 ways, for example, as 13481586505984 + 14403725210176 = 3671728^2 + 3795224^2 .

It is a hoax number, since the sum of its digits (56) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 27885311716096 and 27885311716105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43570799237 + ... + 43570799876.

Almost surely, 2^{27885311716160} is an apocalyptic number.

27885311716160 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

27885311716160 is an abundant number, since it is smaller than the sum of its proper divisors (38516586808708).

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

27885311716160 is an equidigital number, since it uses as much as digits as its factorization.

27885311716160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87141599130 (or 87141599120 counting only the distinct ones).

The product of its (nonzero) digits is 3386880, while the sum is 56.

The spelling of 27885311716160 in words is "twenty-seven trillion, eight hundred eighty-five billion, three hundred eleven million, seven hundred sixteen thousand, one hundred sixty".