68963093599597 has 2 divisors, whose sum is σ = 68963093599598. Its totient is φ = 68963093599596.

The previous prime is 68963093599559. The next prime is 68963093599619. The reversal of 68963093599597 is 79599539036986.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 41109884066601 + 27853209532996 = 6411699^2 + 5277614^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-68963093599597 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (68963093599507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34481546799798 + 34481546799799.

It is an arithmetic number, because the mean of its divisors is an integer number (34481546799799).

Almost surely, 2^{68963093599597} is an apocalyptic number.

It is an amenable number.

68963093599597 is a deficient number, since it is larger than the sum of its proper divisors (1).

68963093599597 is an equidigital number, since it uses as much as digits as its factorization.

68963093599597 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26784626400, while the sum is 88.

The spelling of 68963093599597 in words is "sixty-eight trillion, nine hundred sixty-three billion, ninety-three million, five hundred ninety-nine thousand, five hundred ninety-seven".