6560400702397 has 2 divisors, whose sum is σ = 6560400702398. Its totient is φ = 6560400702396.

The previous prime is 6560400702377. The next prime is 6560400702419. The reversal of 6560400702397 is 7932070040656.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6483231195961 + 77169506436 = 2546219^2 + 277794^2 .

It is a cyclic number.

It is not a de Polignac number, because 6560400702397 - 2²⁷ = 6560266484669 is a prime.

It is a super-2 number, since 2×6560400702397² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 6560400702397.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6560400702377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3280200351198 + 3280200351199.

It is an arithmetic number, because the mean of its divisors is an integer number (3280200351199).

Almost surely, 2^{6560400702397} is an apocalyptic number.

It is an amenable number.

6560400702397 is a deficient number, since it is larger than the sum of its proper divisors (1).

6560400702397 is an equidigital number, since it uses as much as digits as its factorization.

6560400702397 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1905120, while the sum is 49.

The spelling of 6560400702397 in words is "six trillion, five hundred sixty billion, four hundred million, seven hundred two thousand, three hundred ninety-seven".