36544502399 has 2 divisors, whose sum is σ = 36544502400. Its totient is φ = 36544502398.

The previous prime is 36544502339. The next prime is 36544502413. The reversal of 36544502399 is 99320544563.

It is a happy number.

36544502399 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is an emirp because it is prime and its reverse (99320544563) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-36544502399 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36544502339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18272251199 + 18272251200.

It is an arithmetic number, because the mean of its divisors is an integer number (18272251200).

Almost surely, 2^36544502399 is an apocalyptic number.

36544502399 is a deficient number, since it is larger than the sum of its proper divisors (1).

36544502399 is an equidigital number, since it uses as much as digits as its factorization.

36544502399 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3499200, while the sum is 50.

The spelling of 36544502399 in words is "thirty-six billion, five hundred forty-four million, five hundred two thousand, three hundred ninety-nine".