2656795240559 has 2 divisors, whose sum is σ = 2656795240560. Its totient is φ = 2656795240558.

The previous prime is 2656795240553. The next prime is 2656795240633. The reversal of 2656795240559 is 9550425976562.

2656795240559 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2656795240559 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2656795240495 and 2656795240504.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2656795240553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1328397620279 + 1328397620280.

It is an arithmetic number, because the mean of its divisors is an integer number (1328397620280).

Almost surely, 2^{2656795240559} is an apocalyptic number.

2656795240559 is a deficient number, since it is larger than the sum of its proper divisors (1).

2656795240559 is an equidigital number, since it uses as much as digits as its factorization.

2656795240559 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 204120000, while the sum is 65.

The spelling of 2656795240559 in words is "two trillion, six hundred fifty-six billion, seven hundred ninety-five million, two hundred forty thousand, five hundred fifty-nine".