423542010851963 has 2 divisors, whose sum is σ = 423542010851964. Its totient is φ = 423542010851962.

The previous prime is 423542010851777. The next prime is 423542010852029. The reversal of 423542010851963 is 369158010245324.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 423542010851963 - 2¹⁰ = 423542010850939 is a prime.

It is not a weakly prime, because it can be changed into another prime (423542010881963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211771005425981 + 211771005425982.

It is an arithmetic number, because the mean of its divisors is an integer number (211771005425982).

Almost surely, 2^{423542010851963} is an apocalyptic number.

423542010851963 is a deficient number, since it is larger than the sum of its proper divisors (1).

423542010851963 is an equidigital number, since it uses as much as digits as its factorization.

423542010851963 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6220800, while the sum is 53.

The spelling of 423542010851963 in words is "four hundred twenty-three trillion, five hundred forty-two billion, ten million, eight hundred fifty-one thousand, nine hundred sixty-three".