56468344487 has 2 divisors, whose sum is σ = 56468344488. Its totient is φ = 56468344486.

The previous prime is 56468344483. The next prime is 56468344511. The reversal of 56468344487 is 78444386465.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 56468344487 - 2² = 56468344483 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56468344481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28234172243 + 28234172244.

It is an arithmetic number, because the mean of its divisors is an integer number (28234172244).

Almost surely, 2^56468344487 is an apocalyptic number.

56468344487 is a deficient number, since it is larger than the sum of its proper divisors (1).

56468344487 is an equidigital number, since it uses as much as digits as its factorization.

56468344487 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 61931520, while the sum is 59.

The spelling of 56468344487 in words is "fifty-six billion, four hundred sixty-eight million, three hundred forty-four thousand, four hundred eighty-seven".