6996616463 has 2 divisors, whose sum is σ = 6996616464. Its totient is φ = 6996616462.

The previous prime is 6996616447. The next prime is 6996616477. The reversal of 6996616463 is 3646166996.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6996616463 - 2⁴ = 6996616447 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 6996616399 and 6996616408.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6996616423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3498308231 + 3498308232.

It is an arithmetic number, because the mean of its divisors is an integer number (3498308232).

Almost surely, 2^6996616463 is an apocalyptic number.

6996616463 is a deficient number, since it is larger than the sum of its proper divisors (1).

6996616463 is an equidigital number, since it uses as much as digits as its factorization.

6996616463 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7558272, while the sum is 56.

The square root of 6996616463 is about 83645.7797082435. The cubic root of 6996616463 is about 1912.6229200788.

The spelling of 6996616463 in words is "six billion, nine hundred ninety-six million, six hundred sixteen thousand, four hundred sixty-three".