36775764006647 has 2 divisors, whose sum is σ = 36775764006648. Its totient is φ = 36775764006646.

The previous prime is 36775764006607. The next prime is 36775764006671. The reversal of 36775764006647 is 74660046757763.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-36775764006647 is a prime.

It is a super-3 number, since 3×36775764006647³ (a number of 42 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36775764006607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18387882003323 + 18387882003324.

It is an arithmetic number, because the mean of its divisors is an integer number (18387882003324).

Almost surely, 2^{36775764006647} is an apocalyptic number.

36775764006647 is a deficient number, since it is larger than the sum of its proper divisors (1).

36775764006647 is an equidigital number, since it uses as much as digits as its factorization.

36775764006647 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 746807040, while the sum is 68.

The spelling of 36775764006647 in words is "thirty-six trillion, seven hundred seventy-five billion, seven hundred sixty-four million, six thousand, six hundred forty-seven".