27152857536 has 112 divisors (see below), whose sum is σ = 82162863360. Its totient is φ = 7752499200.

The previous prime is 27152857493. The next prime is 27152857547. The reversal of 27152857536 is 63575825172.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (112).

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, 2145435 + ... + 2158053.

Almost surely, 2^27152857536 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 27152857536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41081431680).

27152857536 is an abundant number, since it is smaller than the sum of its proper divisors (55010005824).

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

27152857536 is a wasteful number, since it uses less digits than its factorization.

27152857536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14242 (or 14232 counting only the distinct ones).

The product of its digits is 3528000, while the sum is 51.

The spelling of 27152857536 in words is "twenty-seven billion, one hundred fifty-two million, eight hundred fifty-seven thousand, five hundred thirty-six".