9899354346433 has 2 divisors, whose sum is σ = 9899354346434. Its totient is φ = 9899354346432.

The previous prime is 9899354346391. The next prime is 9899354346439. The reversal of 9899354346433 is 3346434539989.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9303915253824 + 595439092609 = 3050232^2 + 771647^2 .

It is an emirp because it is prime and its reverse (3346434539989) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9899354346433 is a prime.

It is not a weakly prime, because it can be changed into another prime (9899354346439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4949677173216 + 4949677173217.

It is an arithmetic number, because the mean of its divisors is an integer number (4949677173217).

Almost surely, 2^{9899354346433} is an apocalyptic number.

It is an amenable number.

9899354346433 is a deficient number, since it is larger than the sum of its proper divisors (1).

9899354346433 is an equidigital number, since it uses as much as digits as its factorization.

9899354346433 is an evil number, because the sum of its binary digits is even.

The product of its digits is 906992640, while the sum is 70.

The spelling of 9899354346433 in words is "nine trillion, eight hundred ninety-nine billion, three hundred fifty-four million, three hundred forty-six thousand, four hundred thirty-three".