36391872582 has 96 divisors (see below), whose sum is σ = 87920894880. Its totient is φ = 10801728000.

The previous prime is 36391872581. The next prime is 36391872641. The reversal of 36391872582 is 28527819363.

36391872582 is a `hidden beast` number, since 363 + 9 + 187 + 25 + 82 = 666.

36391872582 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36391872581) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 12125082 + ... + 12128082.

It is an arithmetic number, because the mean of its divisors is an integer number (915842655).

Almost surely, 2^36391872582 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 36391872582, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43960447440).

36391872582 is an abundant number, since it is smaller than the sum of its proper divisors (51529022298).

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

36391872582 is a wasteful number, since it uses less digits than its factorization.

36391872582 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4838 (or 4835 counting only the distinct ones).

The product of its digits is 4354560, while the sum is 54.

The spelling of 36391872582 in words is "thirty-six billion, three hundred ninety-one million, eight hundred seventy-two thousand, five hundred eighty-two".