36884048891 has 2 divisors, whose sum is σ = 36884048892. Its totient is φ = 36884048890.

The previous prime is 36884048863. The next prime is 36884048893. The reversal of 36884048891 is 19884048863.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-36884048891 is a prime.

It is a Sophie Germain prime.

Together with 36884048893, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 36884048891.

It is not a weakly prime, because it can be changed into another prime (36884048893) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18442024445 + 18442024446.

It is an arithmetic number, because the mean of its divisors is an integer number (18442024446).

Almost surely, 2^36884048891 is an apocalyptic number.

36884048891 is a deficient number, since it is larger than the sum of its proper divisors (1).

36884048891 is an equidigital number, since it uses as much as digits as its factorization.

36884048891 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10616832, while the sum is 59.

The spelling of 36884048891 in words is "thirty-six billion, eight hundred eighty-four million, forty-eight thousand, eight hundred ninety-one".