9099227699489 has 2 divisors, whose sum is σ = 9099227699490. Its totient is φ = 9099227699488.

The previous prime is 9099227699449. The next prime is 9099227699531. The reversal of 9099227699489 is 9849967229909.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7928211541264 + 1171016158225 = 2815708^2 + 1082135^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9099227699489 is a prime.

It is a super-2 number, since 2×9099227699489² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (9099227699449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4549613849744 + 4549613849745.

It is an arithmetic number, because the mean of its divisors is an integer number (4549613849745).

Almost surely, 2^{9099227699489} is an apocalyptic number.

It is an amenable number.

9099227699489 is a deficient number, since it is larger than the sum of its proper divisors (1).

9099227699489 is an equidigital number, since it uses as much as digits as its factorization.

9099227699489 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2857026816, while the sum is 83.

The spelling of 9099227699489 in words is "nine trillion, ninety-nine billion, two hundred twenty-seven million, six hundred ninety-nine thousand, four hundred eighty-nine".