36531344093 has 2 divisors, whose sum is σ = 36531344094. Its totient is φ = 36531344092.

The previous prime is 36531344089. The next prime is 36531344111. The reversal of 36531344093 is 39044313563.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 34009998724 + 2521345369 = 184418^2 + 50213^2 .

It is a cyclic number.

It is not a de Polignac number, because 36531344093 - 2² = 36531344089 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 36531344093.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36531349093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18265672046 + 18265672047.

It is an arithmetic number, because the mean of its divisors is an integer number (18265672047).

Almost surely, 2^36531344093 is an apocalyptic number.

It is an amenable number.

36531344093 is a deficient number, since it is larger than the sum of its proper divisors (1).

36531344093 is an equidigital number, since it uses as much as digits as its factorization.

36531344093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 349920, while the sum is 41.

The spelling of 36531344093 in words is "thirty-six billion, five hundred thirty-one million, three hundred forty-four thousand, ninety-three".