423320023277 has 2 divisors, whose sum is σ = 423320023278. Its totient is φ = 423320023276.

The previous prime is 423320023219. The next prime is 423320023327. The reversal of 423320023277 is 772320023324.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 422908298596 + 411724681 = 650314^2 + 20291^2 .

It is a cyclic number.

It is not a de Polignac number, because 423320023277 - 2¹⁶ = 423319957741 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (423320023877) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211660011638 + 211660011639.

It is an arithmetic number, because the mean of its divisors is an integer number (211660011639).

Almost surely, 2^423320023277 is an apocalyptic number.

It is an amenable number.

423320023277 is a deficient number, since it is larger than the sum of its proper divisors (1).

423320023277 is an equidigital number, since it uses as much as digits as its factorization.

423320023277 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 84672, while the sum is 35.

The spelling of 423320023277 in words is "four hundred twenty-three billion, three hundred twenty million, twenty-three thousand, two hundred seventy-seven".