695768550401 has 2 divisors, whose sum is σ = 695768550402. Its totient is φ = 695768550400.

The previous prime is 695768550313. The next prime is 695768550431. The reversal of 695768550401 is 104055867596.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 609773574400 + 85994976001 = 780880^2 + 293249^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-695768550401 is a prime.

It is not a weakly prime, because it can be changed into another prime (695768550431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 347884275200 + 347884275201.

It is an arithmetic number, because the mean of its divisors is an integer number (347884275201).

Almost surely, 2^695768550401 is an apocalyptic number.

It is an amenable number.

695768550401 is a deficient number, since it is larger than the sum of its proper divisors (1).

695768550401 is an equidigital number, since it uses as much as digits as its factorization.

695768550401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9072000, while the sum is 56.

The spelling of 695768550401 in words is "six hundred ninety-five billion, seven hundred sixty-eight million, five hundred fifty thousand, four hundred one".