696195743819 has 2 divisors, whose sum is σ = 696195743820. Its totient is φ = 696195743818.

The previous prime is 696195743779. The next prime is 696195743827. The reversal of 696195743819 is 918347591696.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-696195743819 is a prime.

It is a super-2 number, since 2×696195743819² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (696195743849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 348097871909 + 348097871910.

It is an arithmetic number, because the mean of its divisors is an integer number (348097871910).

Almost surely, 2^696195743819 is an apocalyptic number.

696195743819 is a deficient number, since it is larger than the sum of its proper divisors (1).

696195743819 is an equidigital number, since it uses as much as digits as its factorization.

696195743819 is an evil number, because the sum of its binary digits is even.

The product of its digits is 88179840, while the sum is 68.

The spelling of 696195743819 in words is "six hundred ninety-six billion, one hundred ninety-five million, seven hundred forty-three thousand, eight hundred nineteen".