9369899369489 has 2 divisors, whose sum is σ = 9369899369490. Its totient is φ = 9369899369488.

The previous prime is 9369899369471. The next prime is 9369899369513. The reversal of 9369899369489 is 9849639989639.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6532072747264 + 2837826622225 = 2555792^2 + 1684585^2 .

It is a cyclic number.

It is not a de Polignac number, because 9369899369489 - 2¹⁶ = 9369899303953 is a prime.

It is a super-2 number, since 2×9369899369489² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 9369899369398 and 9369899369407.

It is not a weakly prime, because it can be changed into another prime (9369899399489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4684949684744 + 4684949684745.

It is an arithmetic number, because the mean of its divisors is an integer number (4684949684745).

Almost surely, 2^{9369899369489} is an apocalyptic number.

It is an amenable number.

9369899369489 is a deficient number, since it is larger than the sum of its proper divisors (1).

9369899369489 is an equidigital number, since it uses as much as digits as its factorization.

9369899369489 is an evil number, because the sum of its binary digits is even.

The product of its digits is 44079842304, while the sum is 92.

The spelling of 9369899369489 in words is "nine trillion, three hundred sixty-nine billion, eight hundred ninety-nine million, three hundred sixty-nine thousand, four hundred eighty-nine".