27089531850 has 24 divisors (see below), whose sum is σ = 67182039360. Its totient is φ = 7223875120.

The previous prime is 27089531839. The next prime is 27089531897. The reversal of 27089531850 is 5813598072.

It is a self number, because there is not a number n which added to its sum of digits gives 27089531850.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 90298290 + ... + 90298589.

It is an arithmetic number, because the mean of its divisors is an integer number (2799251640).

Almost surely, 2^27089531850 is an apocalyptic number.

27089531850 is an abundant number, since it is smaller than the sum of its proper divisors (40092507510).

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

27089531850 is a wasteful number, since it uses less digits than its factorization.

27089531850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180596894 (or 180596889 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 48.

The spelling of 27089531850 in words is "twenty-seven billion, eighty-nine million, five hundred thirty-one thousand, eight hundred fifty".