27375619056 has 80 divisors (see below), whose sum is σ = 73231399200. Its totient is φ = 8801823744.

The previous prime is 27375619031. The next prime is 27375619079. The reversal of 27375619056 is 65091657372.

It is a super-2 number, since 2×27375619056² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

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, 1478850 + ... + 1497246.

It is an arithmetic number, because the mean of its divisors is an integer number (915392490).

Almost surely, 2^27375619056 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 27375619056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36615699600).

27375619056 is an abundant number, since it is smaller than the sum of its proper divisors (45855780144).

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

27375619056 is a wasteful number, since it uses less digits than its factorization.

27375619056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19506 (or 19500 counting only the distinct ones).

The product of its (nonzero) digits is 2381400, while the sum is 51.

The spelling of 27375619056 in words is "twenty-seven billion, three hundred seventy-five million, six hundred nineteen thousand, fifty-six".