36778344263 has 2 divisors, whose sum is σ = 36778344264. Its totient is φ = 36778344262.

The previous prime is 36778344203. The next prime is 36778344311. The reversal of 36778344263 is 36244387763.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-36778344263 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36778344203) 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 as a sum of consecutive naturals, namely, 18389172131 + 18389172132.

It is an arithmetic number, because the mean of its divisors is an integer number (18389172132).

Almost surely, 2^36778344263 is an apocalyptic number.

36778344263 is a deficient number, since it is larger than the sum of its proper divisors (1).

36778344263 is an equidigital number, since it uses as much as digits as its factorization.

36778344263 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12192768, while the sum is 53.

The spelling of 36778344263 in words is "thirty-six billion, seven hundred seventy-eight million, three hundred forty-four thousand, two hundred sixty-three".