6696731927 has 2 divisors, whose sum is σ = 6696731928. Its totient is φ = 6696731926.

The previous prime is 6696731831. The next prime is 6696731969. The reversal of 6696731927 is 7291376966.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6696731927 - 2¹⁰ = 6696730903 is a prime.

It is a super-2 number, since 2×6696731927² = 89692437004202266658, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6696631927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3348365963 + 3348365964.

It is an arithmetic number, because the mean of its divisors is an integer number (3348365964).

Almost surely, 2^6696731927 is an apocalyptic number.

6696731927 is a deficient number, since it is larger than the sum of its proper divisors (1).

6696731927 is an equidigital number, since it uses as much as digits as its factorization.

6696731927 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5143824, while the sum is 56.

The square root of 6696731927 is about 81833.5623506639. The cubic root of 6696731927 is about 1884.8970645993.

The spelling of 6696731927 in words is "six billion, six hundred ninety-six million, seven hundred thirty-one thousand, nine hundred twenty-seven".