36989035818 has 48 divisors (see below), whose sum is σ = 86209362720. Its totient is φ = 10549477344.

The previous prime is 36989035817. The next prime is 36989035819. The reversal of 36989035818 is 81853098963.

It is an interprime number because it is at equal distance from previous prime (36989035817) and next prime (36989035819).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (36989035817) 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, 53788 + ... + 277256.

It is an arithmetic number, because the mean of its divisors is an integer number (1796028390).

Almost surely, 2^36989035818 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 36989035818, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43104681360).

36989035818 is an abundant number, since it is smaller than the sum of its proper divisors (49220326902).

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

36989035818 is a wasteful number, since it uses less digits than its factorization.

36989035818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224051 (or 224044 counting only the distinct ones).

The product of its (nonzero) digits is 11197440, while the sum is 60.

The spelling of 36989035818 in words is "thirty-six billion, nine hundred eighty-nine million, thirty-five thousand, eight hundred eighteen".