56443473503 has 2 divisors, whose sum is σ = 56443473504. Its totient is φ = 56443473502.

The previous prime is 56443473481. The next prime is 56443473521. The reversal of 56443473503 is 30537434465.

56443473503 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 not a de Polignac number, because 56443473503 - 2⁶ = 56443473439 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56443473533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28221736751 + 28221736752.

It is an arithmetic number, because the mean of its divisors is an integer number (28221736752).

Almost surely, 2^56443473503 is an apocalyptic number.

56443473503 is a deficient number, since it is larger than the sum of its proper divisors (1).

56443473503 is an equidigital number, since it uses as much as digits as its factorization.

56443473503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1814400, while the sum is 44.

The spelling of 56443473503 in words is "fifty-six billion, four hundred forty-three million, four hundred seventy-three thousand, five hundred three".