6390213019693 has 2 divisors, whose sum is σ = 6390213019694. Its totient is φ = 6390213019692.

The previous prime is 6390213019661. The next prime is 6390213019711. The reversal of 6390213019693 is 3969103120936.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6165676354084 + 224536665609 = 2483078^2 + 473853^2 .

It is a cyclic number.

It is not a de Polignac number, because 6390213019693 - 2⁵ = 6390213019661 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6390213019693.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6390213019633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3195106509846 + 3195106509847.

It is an arithmetic number, because the mean of its divisors is an integer number (3195106509847).

Almost surely, 2^{6390213019693} is an apocalyptic number.

It is an amenable number.

6390213019693 is a deficient number, since it is larger than the sum of its proper divisors (1).

6390213019693 is an equidigital number, since it uses as much as digits as its factorization.

6390213019693 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1417176, while the sum is 52.

The spelling of 6390213019693 in words is "six trillion, three hundred ninety billion, two hundred thirteen million, nineteen thousand, six hundred ninety-three".