696899476901 has 2 divisors, whose sum is σ = 696899476902. Its totient is φ = 696899476900.

The previous prime is 696899476891. The next prime is 696899476907. The reversal of 696899476901 is 109674998696.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 438071896900 + 258827580001 = 661870^2 + 508751^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-696899476901 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (696899476907) 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, 348449738450 + 348449738451.

It is an arithmetic number, because the mean of its divisors is an integer number (348449738451).

Almost surely, 2^696899476901 is an apocalyptic number.

It is an amenable number.

696899476901 is a deficient number, since it is larger than the sum of its proper divisors (1).

696899476901 is an equidigital number, since it uses as much as digits as its factorization.

696899476901 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 317447424, while the sum is 74.

The spelling of 696899476901 in words is "six hundred ninety-six billion, eight hundred ninety-nine million, four hundred seventy-six thousand, nine hundred one".