836091704449 has 2 divisors, whose sum is σ = 836091704450. Its totient is φ = 836091704448.

The previous prime is 836091704417. The next prime is 836091704453. The reversal of 836091704449 is 944407190638.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 739763409025 + 96328295424 = 860095^2 + 310368^2 .

It is a cyclic number.

It is not a de Polignac number, because 836091704449 - 2⁵ = 836091704417 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 836091704449.

It is not a weakly prime, because it can be changed into another prime (836091704479) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 418045852224 + 418045852225.

It is an arithmetic number, because the mean of its divisors is an integer number (418045852225).

Almost surely, 2^836091704449 is an apocalyptic number.

It is an amenable number.

836091704449 is a deficient number, since it is larger than the sum of its proper divisors (1).

836091704449 is an equidigital number, since it uses as much as digits as its factorization.

836091704449 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5225472, while the sum is 55.

The spelling of 836091704449 in words is "eight hundred thirty-six billion, ninety-one million, seven hundred four thousand, four hundred forty-nine".