423343286466803 has 2 divisors, whose sum is σ = 423343286466804. Its totient is φ = 423343286466802.

The previous prime is 423343286466799. The next prime is 423343286466931. The reversal of 423343286466803 is 308664682343324.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 423343286466803 - 2² = 423343286466799 is a prime.

It is not a weakly prime, because it can be changed into another prime (423343286466203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211671643233401 + 211671643233402.

It is an arithmetic number, because the mean of its divisors is an integer number (211671643233402).

Almost surely, 2^{423343286466803} is an apocalyptic number.

423343286466803 is a deficient number, since it is larger than the sum of its proper divisors (1).

423343286466803 is an equidigital number, since it uses as much as digits as its factorization.

423343286466803 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 286654464, while the sum is 62.

The spelling of 423343286466803 in words is "four hundred twenty-three trillion, three hundred forty-three billion, two hundred eighty-six million, four hundred sixty-six thousand, eight hundred three".