6497193970613 has 2 divisors, whose sum is σ = 6497193970614. Its totient is φ = 6497193970612.

The previous prime is 6497193970573. The next prime is 6497193970633. The reversal of 6497193970613 is 3160793917946.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6361255755409 + 135938215204 = 2522153^2 + 368698^2 .

It is a cyclic number.

It is not a de Polignac number, because 6497193970613 - 2¹² = 6497193966517 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6497193970613.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6497193970633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3248596985306 + 3248596985307.

It is an arithmetic number, because the mean of its divisors is an integer number (3248596985307).

Almost surely, 2^{6497193970613} is an apocalyptic number.

It is an amenable number.

6497193970613 is a deficient number, since it is larger than the sum of its proper divisors (1).

6497193970613 is an equidigital number, since it uses as much as digits as its factorization.

6497193970613 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 46294416, while the sum is 65.

The spelling of 6497193970613 in words is "six trillion, four hundred ninety-seven billion, one hundred ninety-three million, nine hundred seventy thousand, six hundred thirteen".