223463521765423 has 2 divisors, whose sum is σ = 223463521765424. Its totient is φ = 223463521765422.

The previous prime is 223463521765409. The next prime is 223463521765457. The reversal of 223463521765423 is 324567125364322.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 223463521765423 - 2⁹ = 223463521764911 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (223463521765403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111731760882711 + 111731760882712.

It is an arithmetic number, because the mean of its divisors is an integer number (111731760882712).

Almost surely, 2^{223463521765423} is an apocalyptic number.

223463521765423 is a deficient number, since it is larger than the sum of its proper divisors (1).

223463521765423 is an equidigital number, since it uses as much as digits as its factorization.

223463521765423 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 43545600, while the sum is 55.

The spelling of 223463521765423 in words is "two hundred twenty-three trillion, four hundred sixty-three billion, five hundred twenty-one million, seven hundred sixty-five thousand, four hundred twenty-three".