36018239472 has 120 divisors (see below), whose sum is σ = 102798291024. Its totient is φ = 11768620032.

The previous prime is 36018239471. The next prime is 36018239497. The reversal of 36018239472 is 27493281063.

36018239472 is a `hidden beast` number, since 3 + 601 + 8 + 2 + 39 + 4 + 7 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36018239471) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 14598783 + ... + 14601249.

Almost surely, 2^36018239472 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 36018239472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51399145512).

36018239472 is an abundant number, since it is smaller than the sum of its proper divisors (66780051552).

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

36018239472 is a wasteful number, since it uses less digits than its factorization.

36018239472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4447 (or 4438 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 45.

The spelling of 36018239472 in words is "thirty-six billion, eighteen million, two hundred thirty-nine thousand, four hundred seventy-two".