8383490069 has 2 divisors, whose sum is σ = 8383490070. Its totient is φ = 8383490068.

The previous prime is 8383490051. The next prime is 8383490107. The reversal of 8383490069 is 9600943838.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4745832100 + 3637657969 = 68890^2 + 60313^2 .

It is a cyclic number.

It is not a de Polignac number, because 8383490069 - 2⁸ = 8383489813 is a prime.

It is a super-2 number, since 2×8383490069² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 8383489999 and 8383490026.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8383490029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4191745034 + 4191745035.

It is an arithmetic number, because the mean of its divisors is an integer number (4191745035).

Almost surely, 2^8383490069 is an apocalyptic number.

It is an amenable number.

8383490069 is a deficient number, since it is larger than the sum of its proper divisors (1).

8383490069 is an equidigital number, since it uses as much as digits as its factorization.

8383490069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1119744, while the sum is 50.

The square root of 8383490069 is about 91561.4005408393. The cubic root of 8383490069 is about 2031.4600438144.

The spelling of 8383490069 in words is "eight billion, three hundred eighty-three million, four hundred ninety thousand, sixty-nine".