27026117120 has 80 divisors (see below), whose sum is σ = 64893882240. Its totient is φ = 10794676224.

The previous prime is 27026117071. The next prime is 27026117137. The reversal of 27026117120 is 2171162072.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×27026117120² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1833299 + ... + 1847981.

It is an arithmetic number, because the mean of its divisors is an integer number (811173528).

Almost surely, 2^27026117120 is an apocalyptic number.

27026117120 is a gapful number since it is divisible by the number (20) 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 27026117120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32446941120).

27026117120 is an abundant number, since it is smaller than the sum of its proper divisors (37867765120).

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

27026117120 is an equidigital number, since it uses as much as digits as its factorization.

27026117120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15425 (or 15409 counting only the distinct ones).

The product of its (nonzero) digits is 2352, while the sum is 29.

Adding to 27026117120 its reverse (2171162072), we get a palindrome (29197279192).

The spelling of 27026117120 in words is "twenty-seven billion, twenty-six million, one hundred seventeen thousand, one hundred twenty".