6778933883 has 2 divisors, whose sum is σ = 6778933884. Its totient is φ = 6778933882.

The previous prime is 6778933817. The next prime is 6778933901. The reversal of 6778933883 is 3883398776.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6778933883 - 2⁸ = 6778933627 is a prime.

It is not a weakly prime, because it can be changed into another prime (6778903883) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3389466941 + 3389466942.

It is an arithmetic number, because the mean of its divisors is an integer number (3389466942).

Almost surely, 2^6778933883 is an apocalyptic number.

6778933883 is a deficient number, since it is larger than the sum of its proper divisors (1).

6778933883 is an equidigital number, since it uses as much as digits as its factorization.

6778933883 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36578304, while the sum is 62.

The square root of 6778933883 is about 82334.2813352980. The cubic root of 6778933883 is about 1892.5780522235.

The spelling of 6778933883 in words is "six billion, seven hundred seventy-eight million, nine hundred thirty-three thousand, eight hundred eighty-three".