6560278990415 has 4 divisors (see below), whose sum is σ = 7872334788504. Its totient is φ = 5248223192328.

The previous prime is 6560278990379. The next prime is 6560278990417. The reversal of 6560278990415 is 5140998720656.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 6560278990415 - 2⁶ = 6560278990351 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6560278990417) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 656027899037 + ... + 656027899046.

It is an arithmetic number, because the mean of its divisors is an integer number (1968083697126).

Almost surely, 2^{6560278990415} is an apocalyptic number.

6560278990415 is a deficient number, since it is larger than the sum of its proper divisors (1312055798089).

6560278990415 is a wasteful number, since it uses less digits than its factorization.

6560278990415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1312055798088.

The product of its (nonzero) digits is 32659200, while the sum is 62.

The spelling of 6560278990415 in words is "six trillion, five hundred sixty billion, two hundred seventy-eight million, nine hundred ninety thousand, four hundred fifteen".