36568121382 has 64 divisors (see below), whose sum is σ = 87622725120. Its totient is φ = 11237680800.

The previous prime is 36568121377. The next prime is 36568121413. The reversal of 36568121382 is 28312186563.

36568121382 is a `hidden beast` number, since 3 + 6 + 568 + 1 + 2 + 1 + 3 + 82 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 537207 + ... + 601437.

It is an arithmetic number, because the mean of its divisors is an integer number (1369105080).

Almost surely, 2^36568121382 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 36568121382, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43811362560).

36568121382 is an abundant number, since it is smaller than the sum of its proper divisors (51054603738).

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

36568121382 is a wasteful number, since it uses less digits than its factorization.

36568121382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65066 (or 65060 counting only the distinct ones).

The product of its digits is 414720, while the sum is 45.

The spelling of 36568121382 in words is "thirty-six billion, five hundred sixty-eight million, one hundred twenty-one thousand, three hundred eighty-two".