27011836236 has 432 divisors, whose sum is σ = 85695138816. Its totient is φ = 6586272000.

The previous prime is 27011836217. The next prime is 27011836253. The reversal of 27011836236 is 63263811072.

It is a junction number, because it is equal to n+sod(n) for n = 27011836194 and 27011836203.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 81606591 + ... + 81606921.

Almost surely, 2^27011836236 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 27011836236, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42847569408).

27011836236 is an abundant number, since it is smaller than the sum of its proper divisors (58683302580).

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

27011836236 is a wasteful number, since it uses less digits than its factorization.

27011836236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 442 (or 422 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 39.

The spelling of 27011836236 in words is "twenty-seven billion, eleven million, eight hundred thirty-six thousand, two hundred thirty-six".