90225592399 has 2 divisors, whose sum is σ = 90225592400. Its totient is φ = 90225592398.

The previous prime is 90225592393. The next prime is 90225592403. The reversal of 90225592399 is 99329552209.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 90225592399 - 2¹⁷ = 90225461327 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (90225592393) 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, 45112796199 + 45112796200.

It is an arithmetic number, because the mean of its divisors is an integer number (45112796200).

Almost surely, 2^90225592399 is an apocalyptic number.

90225592399 is a deficient number, since it is larger than the sum of its proper divisors (1).

90225592399 is an equidigital number, since it uses as much as digits as its factorization.

90225592399 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3936600, while the sum is 55.

The spelling of 90225592399 in words is "ninety billion, two hundred twenty-five million, five hundred ninety-two thousand, three hundred ninety-nine".