27272061936 has 160 divisors (see below), whose sum is σ = 89524270080. Its totient is φ = 7786761984.

The previous prime is 27272061919. The next prime is 27272061959. The reversal of 27272061936 is 63916027272.

27272061936 is a `hidden beast` number, since 2 + 7 + 2 + 7 + 20 + 619 + 3 + 6 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 27272061891 and 27272061900.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7730605 + ... + 7734131.

It is an arithmetic number, because the mean of its divisors is an integer number (559526688).

Almost surely, 2^27272061936 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 27272061936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44762135040).

27272061936 is an abundant number, since it is smaller than the sum of its proper divisors (62252208144).

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

27272061936 is a wasteful number, since it uses less digits than its factorization.

27272061936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6108 (or 6096 counting only the distinct ones).

The product of its (nonzero) digits is 381024, while the sum is 45.

The spelling of 27272061936 in words is "twenty-seven billion, two hundred seventy-two million, sixty-one thousand, nine hundred thirty-six".