6363408869 has 2 divisors, whose sum is σ = 6363408870. Its totient is φ = 6363408868.

The previous prime is 6363408853. The next prime is 6363408881. The reversal of 6363408869 is 9688043636.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3671148100 + 2692260769 = 60590^2 + 51887^2 .

It is a cyclic number.

It is not a de Polignac number, because 6363408869 - 2⁴ = 6363408853 is a prime.

It is a super-2 number, since 2×6363408869² = 80985944868135718322, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 6363408869.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6363408829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3181704434 + 3181704435.

It is an arithmetic number, because the mean of its divisors is an integer number (3181704435).

Almost surely, 2^6363408869 is an apocalyptic number.

It is an amenable number.

6363408869 is a deficient number, since it is larger than the sum of its proper divisors (1).

6363408869 is an equidigital number, since it uses as much as digits as its factorization.

6363408869 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4478976, while the sum is 53.

The square root of 6363408869 is about 79770.9776109081. The cubic root of 6363408869 is about 1853.0904147362.

The spelling of 6363408869 in words is "six billion, three hundred sixty-three million, four hundred eight thousand, eight hundred sixty-nine".