423524474065 has 96 divisors (see below), whose sum is σ = 652855214592. Its totient is φ = 258105830400.

The previous prime is 423524474063. The next prime is 423524474077. The reversal of 423524474065 is 560474425324.

It is not a de Polignac number, because 423524474065 - 2¹ = 423524474063 is a prime.

It is not an unprimeable number, because it can be changed into a prime (423524474063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 43137037 + ... + 43146853.

It is an arithmetic number, because the mean of its divisors is an integer number (6800575152).

Almost surely, 2^423524474065 is an apocalyptic number.

It is an amenable number.

423524474065 is a deficient number, since it is larger than the sum of its proper divisors (229330740527).

423524474065 is a wasteful number, since it uses less digits than its factorization.

423524474065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10079 (or 10068 counting only the distinct ones).

The product of its (nonzero) digits is 3225600, while the sum is 46.

Adding to 423524474065 its reverse (560474425324), we get a palindrome (983998899389).

The spelling of 423524474065 in words is "four hundred twenty-three billion, five hundred twenty-four million, four hundred seventy-four thousand, sixty-five".