56028771624487 has 2 divisors, whose sum is σ = 56028771624488. Its totient is φ = 56028771624486.

The previous prime is 56028771624481. The next prime is 56028771624523. The reversal of 56028771624487 is 78442617782065.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 56028771624487 - 2⁷ = 56028771624359 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56028771624481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28014385812243 + 28014385812244.

It is an arithmetic number, because the mean of its divisors is an integer number (28014385812244).

Almost surely, 2^{56028771624487} is an apocalyptic number.

56028771624487 is a deficient number, since it is larger than the sum of its proper divisors (1).

56028771624487 is an equidigital number, since it uses as much as digits as its factorization.

56028771624487 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 252887040, while the sum is 67.

The spelling of 56028771624487 in words is "fifty-six trillion, twenty-eight billion, seven hundred seventy-one million, six hundred twenty-four thousand, four hundred eighty-seven".