6926395997 has 2 divisors, whose sum is σ = 6926395998. Its totient is φ = 6926395996.

The previous prime is 6926395991. The next prime is 6926396023. The reversal of 6926395997 is 7995936296.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4913168836 + 2013227161 = 70094^2 + 44869^2 .

It is a cyclic number.

It is not a de Polignac number, because 6926395997 - 2⁴ = 6926395981 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6926395991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3463197998 + 3463197999.

It is an arithmetic number, because the mean of its divisors is an integer number (3463197999).

Almost surely, 2^6926395997 is an apocalyptic number.

It is an amenable number.

6926395997 is a deficient number, since it is larger than the sum of its proper divisors (1).

6926395997 is an equidigital number, since it uses as much as digits as its factorization.

6926395997 is an evil number, because the sum of its binary digits is even.

The product of its digits is 49601160, while the sum is 65.

The square root of 6926395997 is about 83224.9721958500. The cubic root of 6926395997 is about 1906.2028117789.

The spelling of 6926395997 in words is "six billion, nine hundred twenty-six million, three hundred ninety-five thousand, nine hundred ninety-seven".