36728463787 has 2 divisors, whose sum is σ = 36728463788. Its totient is φ = 36728463786.

The previous prime is 36728463763. The next prime is 36728463833. The reversal of 36728463787 is 78736482763.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-36728463787 is a prime.

It is not a weakly prime, because it can be changed into another prime (36728463757) 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 as a sum of consecutive naturals, namely, 18364231893 + 18364231894.

It is an arithmetic number, because the mean of its divisors is an integer number (18364231894).

Almost surely, 2^36728463787 is an apocalyptic number.

36728463787 is a deficient number, since it is larger than the sum of its proper divisors (1).

36728463787 is an equidigital number, since it uses as much as digits as its factorization.

36728463787 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 56899584, while the sum is 61.

The spelling of 36728463787 in words is "thirty-six billion, seven hundred twenty-eight million, four hundred sixty-three thousand, seven hundred eighty-seven".