2560389223391 has 2 divisors, whose sum is σ = 2560389223392. Its totient is φ = 2560389223390.

The previous prime is 2560389223349. The next prime is 2560389223411. The reversal of 2560389223391 is 1933229830652.

2560389223391 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2560389223391 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2560389253391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1280194611695 + 1280194611696.

It is an arithmetic number, because the mean of its divisors is an integer number (1280194611696).

Almost surely, 2^{2560389223391} is an apocalyptic number.

2560389223391 is a deficient number, since it is larger than the sum of its proper divisors (1).

2560389223391 is an equidigital number, since it uses as much as digits as its factorization.

2560389223391 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4199040, while the sum is 53.

The spelling of 2560389223391 in words is "two trillion, five hundred sixty billion, three hundred eighty-nine million, two hundred twenty-three thousand, three hundred ninety-one".