36772780769 has 2 divisors, whose sum is σ = 36772780770. Its totient is φ = 36772780768.

The previous prime is 36772780729. The next prime is 36772780819. The reversal of 36772780769 is 96708727763.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36733555600 + 39225169 = 191660^2 + 6263^2 .

It is a cyclic number.

It is not a de Polignac number, because 36772780769 - 2²⁸ = 36504345313 is a prime.

It is a super-2 number, since 2×36772780769² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (36772780729) 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, 18386390384 + 18386390385.

It is an arithmetic number, because the mean of its divisors is an integer number (18386390385).

Almost surely, 2^36772780769 is an apocalyptic number.

It is an amenable number.

36772780769 is a deficient number, since it is larger than the sum of its proper divisors (1).

36772780769 is an equidigital number, since it uses as much as digits as its factorization.

36772780769 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 37340352, while the sum is 62.

The spelling of 36772780769 in words is "thirty-six billion, seven hundred seventy-two million, seven hundred eighty thousand, seven hundred sixty-nine".