6968655218047 has 2 divisors, whose sum is σ = 6968655218048. Its totient is φ = 6968655218046.

The previous prime is 6968655218039. The next prime is 6968655218053. The reversal of 6968655218047 is 7408125568696.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6968655218047 - 2³ = 6968655218039 is a prime.

It is a super-2 number, since 2×6968655218047² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6968655219047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3484327609023 + 3484327609024.

It is an arithmetic number, because the mean of its divisors is an integer number (3484327609024).

Almost surely, 2^{6968655218047} is an apocalyptic number.

6968655218047 is a deficient number, since it is larger than the sum of its proper divisors (1).

6968655218047 is an equidigital number, since it uses as much as digits as its factorization.

6968655218047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 174182400, while the sum is 67.

The spelling of 6968655218047 in words is "six trillion, nine hundred sixty-eight billion, six hundred fifty-five million, two hundred eighteen thousand, forty-seven".