663310459223 has 2 divisors, whose sum is σ = 663310459224. Its totient is φ = 663310459222.

The previous prime is 663310459187. The next prime is 663310459261. The reversal of 663310459223 is 322954013366.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 663310459223 - 2¹² = 663310455127 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (663310459723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 331655229611 + 331655229612.

It is an arithmetic number, because the mean of its divisors is an integer number (331655229612).

Almost surely, 2^663310459223 is an apocalyptic number.

663310459223 is a deficient number, since it is larger than the sum of its proper divisors (1).

663310459223 is an equidigital number, since it uses as much as digits as its factorization.

663310459223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 699840, while the sum is 44.

The spelling of 663310459223 in words is "six hundred sixty-three billion, three hundred ten million, four hundred fifty-nine thousand, two hundred twenty-three".