56505073223 has 2 divisors, whose sum is σ = 56505073224. Its totient is φ = 56505073222.

The previous prime is 56505073213. The next prime is 56505073231. The reversal of 56505073223 is 32237050565.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 56505073223 - 2¹⁸ = 56504811079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56505073213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28252536611 + 28252536612.

It is an arithmetic number, because the mean of its divisors is an integer number (28252536612).

Almost surely, 2^56505073223 is an apocalyptic number.

56505073223 is a deficient number, since it is larger than the sum of its proper divisors (1).

56505073223 is an equidigital number, since it uses as much as digits as its factorization.

56505073223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 189000, while the sum is 38.

The spelling of 56505073223 in words is "fifty-six billion, five hundred five million, seventy-three thousand, two hundred twenty-three".