6308890069 has 2 divisors, whose sum is σ = 6308890070. Its totient is φ = 6308890068.

The previous prime is 6308890037. The next prime is 6308890099. The reversal of 6308890069 is 9600988036.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5510092900 + 798797169 = 74230^2 + 28263^2 .

It is a cyclic number.

It is not a de Polignac number, because 6308890069 - 2⁵ = 6308890037 is a prime.

It is a super-2 number, since 2×6308890069² = 79604187805453649522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6308890099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3154445034 + 3154445035.

It is an arithmetic number, because the mean of its divisors is an integer number (3154445035).

Almost surely, 2^6308890069 is an apocalyptic number.

It is an amenable number.

6308890069 is a deficient number, since it is larger than the sum of its proper divisors (1).

6308890069 is an equidigital number, since it uses as much as digits as its factorization.

6308890069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 559872, while the sum is 49.

The square root of 6308890069 is about 79428.5217601335. The cubic root of 6308890069 is about 1847.7830828527.

The spelling of 6308890069 in words is "six billion, three hundred eight million, eight hundred ninety thousand, sixty-nine".