9090914145499 has 2 divisors, whose sum is σ = 9090914145500. Its totient is φ = 9090914145498.

The previous prime is 9090914145473. The next prime is 9090914145541. The reversal of 9090914145499 is 9945414190909.

It is a weak prime.

It is an emirp because it is prime and its reverse (9945414190909) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9090914145499 - 2²⁷ = 9090779927771 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 9090914145499.

It is not a weakly prime, because it can be changed into another prime (9090914146499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4545457072749 + 4545457072750.

It is an arithmetic number, because the mean of its divisors is an integer number (4545457072750).

Almost surely, 2^{9090914145499} is an apocalyptic number.

9090914145499 is a deficient number, since it is larger than the sum of its proper divisors (1).

9090914145499 is an equidigital number, since it uses as much as digits as its factorization.

9090914145499 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18895680, while the sum is 64.

The spelling of 9090914145499 in words is "nine trillion, ninety billion, nine hundred fourteen million, one hundred forty-five thousand, four hundred ninety-nine".