90500010024169 has 2 divisors, whose sum is σ = 90500010024170. Its totient is φ = 90500010024168.

The previous prime is 90500010024071. The next prime is 90500010024199. The reversal of 90500010024169 is 96142001000509.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 56493442828944 + 34006567195225 = 7516212^2 + 5831515^2 .

It is a cyclic number.

It is not a de Polignac number, because 90500010024169 - 2¹⁹ = 90500009499881 is a prime.

It is a super-2 number, since 2×90500010024169² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (90500010024199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45250005012084 + 45250005012085.

It is an arithmetic number, because the mean of its divisors is an integer number (45250005012085).

Almost surely, 2^{90500010024169} is an apocalyptic number.

It is an amenable number.

90500010024169 is a deficient number, since it is larger than the sum of its proper divisors (1).

90500010024169 is an equidigital number, since it uses as much as digits as its factorization.

90500010024169 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19440, while the sum is 37.

The spelling of 90500010024169 in words is "ninety trillion, five hundred billion, ten million, twenty-four thousand, one hundred sixty-nine".