36555674677 has 2 divisors, whose sum is σ = 36555674678. Its totient is φ = 36555674676.

The previous prime is 36555674671. The next prime is 36555674699. The reversal of 36555674677 is 77647655563.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36368778436 + 186896241 = 190706^2 + 13671^2 .

It is an emirp because it is prime and its reverse (77647655563) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-36555674677 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36555674671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18277837338 + 18277837339.

It is an arithmetic number, because the mean of its divisors is an integer number (18277837339).

Almost surely, 2^36555674677 is an apocalyptic number.

It is an amenable number.

36555674677 is a deficient number, since it is larger than the sum of its proper divisors (1).

36555674677 is an equidigital number, since it uses as much as digits as its factorization.

36555674677 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 111132000, while the sum is 61.

The spelling of 36555674677 in words is "thirty-six billion, five hundred fifty-five million, six hundred seventy-four thousand, six hundred seventy-seven".