423222555269 has 2 divisors, whose sum is σ = 423222555270. Its totient is φ = 423222555268.

The previous prime is 423222555257. The next prime is 423222555337. The reversal of 423222555269 is 962555222324.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 308426951044 + 114795604225 = 555362^2 + 338815^2 .

It is a cyclic number.

It is not a de Polignac number, because 423222555269 - 2⁴ = 423222555253 is a prime.

It is a super-2 number, since 2×423222555269² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (423222755269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211611277634 + 211611277635.

It is an arithmetic number, because the mean of its divisors is an integer number (211611277635).

Almost surely, 2^423222555269 is an apocalyptic number.

It is an amenable number.

423222555269 is a deficient number, since it is larger than the sum of its proper divisors (1).

423222555269 is an equidigital number, since it uses as much as digits as its factorization.

423222555269 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2592000, while the sum is 47.

The spelling of 423222555269 in words is "four hundred twenty-three billion, two hundred twenty-two million, five hundred fifty-five thousand, two hundred sixty-nine".