90750227899 has 2 divisors, whose sum is σ = 90750227900. Its totient is φ = 90750227898.

The previous prime is 90750227891. The next prime is 90750227929. The reversal of 90750227899 is 99872205709.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 90750227899 - 2³ = 90750227891 is a prime.

It is not a weakly prime, because it can be changed into another prime (90750227891) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45375113949 + 45375113950.

It is an arithmetic number, because the mean of its divisors is an integer number (45375113950).

Almost surely, 2^90750227899 is an apocalyptic number.

90750227899 is a deficient number, since it is larger than the sum of its proper divisors (1).

90750227899 is an equidigital number, since it uses as much as digits as its factorization.

90750227899 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5715360, while the sum is 58.

The spelling of 90750227899 in words is "ninety billion, seven hundred fifty million, two hundred twenty-seven thousand, eight hundred ninety-nine".