36618938356 has 192 divisors, whose sum is σ = 90721419264. Its totient is φ = 12471667200.

The previous prime is 36618938353. The next prime is 36618938359. The reversal of 36618938356 is 65383981663.

It is an interprime number because it is at equal distance from previous prime (36618938353) and next prime (36618938359).

It is a self number, because there is not a number n which added to its sum of digits gives 36618938356.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36618938353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5830690 + ... + 5836966.

It is an arithmetic number, because the mean of its divisors is an integer number (472507392).

Almost surely, 2^36618938356 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 36618938356, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45360709632).

36618938356 is an abundant number, since it is smaller than the sum of its proper divisors (54102480908).

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

36618938356 is a wasteful number, since it uses less digits than its factorization.

36618938356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6390 (or 6388 counting only the distinct ones).

The product of its digits is 16796160, while the sum is 58.

The spelling of 36618938356 in words is "thirty-six billion, six hundred eighteen million, nine hundred thirty-eight thousand, three hundred fifty-six".