90086284199 has 2 divisors, whose sum is σ = 90086284200. Its totient is φ = 90086284198.

The previous prime is 90086284193. The next prime is 90086284237. The reversal of 90086284199 is 99148268009.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-90086284199 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (90086284193) 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, 45043142099 + 45043142100.

It is an arithmetic number, because the mean of its divisors is an integer number (45043142100).

Almost surely, 2^90086284199 is an apocalyptic number.

90086284199 is a deficient number, since it is larger than the sum of its proper divisors (1).

90086284199 is an equidigital number, since it uses as much as digits as its factorization.

90086284199 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2239488, while the sum is 56.

The spelling of 90086284199 in words is "ninety billion, eighty-six million, two hundred eighty-four thousand, one hundred ninety-nine".