27133725232 has 80 divisors (see below), whose sum is σ = 55924992000. Its totient is φ = 12725537792.

The previous prime is 27133725217. The next prime is 27133725233. The reversal of 27133725232 is 23252733172.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 27133725191 and 27133725200.

It is not an unprimeable number, because it can be changed into a prime (27133725233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10398744 + ... + 10401352.

It is an arithmetic number, because the mean of its divisors is an integer number (699062400).

Almost surely, 2^27133725232 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 27133725232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27962496000).

27133725232 is an abundant number, since it is smaller than the sum of its proper divisors (28791266768).

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

27133725232 is a wasteful number, since it uses less digits than its factorization.

27133725232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3178 (or 3172 counting only the distinct ones).

The product of its digits is 105840, while the sum is 37.

The spelling of 27133725232 in words is "twenty-seven billion, one hundred thirty-three million, seven hundred twenty-five thousand, two hundred thirty-two".