223463773716497 has 2 divisors, whose sum is σ = 223463773716498. Its totient is φ = 223463773716496.

The previous prime is 223463773716431. The next prime is 223463773716511. The reversal of 223463773716497 is 794617377364322.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 216974343542401 + 6489430174096 = 14730049^2 + 2547436^2 .

It is a cyclic number.

It is not a de Polignac number, because 223463773716497 - 2¹² = 223463773712401 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 223463773716497.

It is not a weakly prime, because it can be changed into another prime (223453773716497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111731886858248 + 111731886858249.

It is an arithmetic number, because the mean of its divisors is an integer number (111731886858249).

Almost surely, 2^{223463773716497} is an apocalyptic number.

It is an amenable number.

223463773716497 is a deficient number, since it is larger than the sum of its proper divisors (1).

223463773716497 is an equidigital number, since it uses as much as digits as its factorization.

223463773716497 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1344252672, while the sum is 71.

The spelling of 223463773716497 in words is "two hundred twenty-three trillion, four hundred sixty-three billion, seven hundred seventy-three million, seven hundred sixteen thousand, four hundred ninety-seven".