6560278990351 has 2 divisors, whose sum is σ = 6560278990352. Its totient is φ = 6560278990350.

The previous prime is 6560278990327. The next prime is 6560278990357. The reversal of 6560278990351 is 1530998720656.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6560278990351 - 2⁵ = 6560278990319 is a prime.

It is a super-2 number, since 2×6560278990351² (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 6560278990351.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6560278990357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3280139495175 + 3280139495176.

It is an arithmetic number, because the mean of its divisors is an integer number (3280139495176).

Almost surely, 2^{6560278990351} is an apocalyptic number.

6560278990351 is a deficient number, since it is larger than the sum of its proper divisors (1).

6560278990351 is an equidigital number, since it uses as much as digits as its factorization.

6560278990351 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24494400, while the sum is 61.

The spelling of 6560278990351 in words is "six trillion, five hundred sixty billion, two hundred seventy-eight million, nine hundred ninety thousand, three hundred fifty-one".