56030005505503 has 2 divisors, whose sum is σ = 56030005505504. Its totient is φ = 56030005505502.

The previous prime is 56030005505497. The next prime is 56030005505519. The reversal of 56030005505503 is 30550550003065.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 56030005505503 - 2⁵ = 56030005505471 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56030005500503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28015002752751 + 28015002752752.

It is an arithmetic number, because the mean of its divisors is an integer number (28015002752752).

Almost surely, 2^{56030005505503} is an apocalyptic number.

56030005505503 is a deficient number, since it is larger than the sum of its proper divisors (1).

56030005505503 is an equidigital number, since it uses as much as digits as its factorization.

56030005505503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 168750, while the sum is 37.

Adding to 56030005505503 its reverse (30550550003065), we get a palindrome (86580555508568).

The spelling of 56030005505503 in words is "fifty-six trillion, thirty billion, five million, five hundred five thousand, five hundred three".