36132218728 has 16 divisors (see below), whose sum is σ = 69026173380. Its totient is φ = 17725239168.

The previous prime is 36132218723. The next prime is 36132218729. The reversal of 36132218728 is 82781223163.

36132218728 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 35811020644 + 321198084 = 189238^2 + 17922^2 .

It is not an unprimeable number, because it can be changed into a prime (36132218723) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42608325 + ... + 42609172.

Almost surely, 2^36132218728 is an apocalyptic number.

It is an amenable number.

36132218728 is a deficient number, since it is larger than the sum of its proper divisors (32893954652).

36132218728 is a wasteful number, since it uses less digits than its factorization.

36132218728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85217556 (or 85217552 counting only the distinct ones).

The product of its digits is 193536, while the sum is 43.

The spelling of 36132218728 in words is "thirty-six billion, one hundred thirty-two million, two hundred eighteen thousand, seven hundred twenty-eight".