423440433404 has 6 divisors (see below), whose sum is σ = 741020758464. Its totient is φ = 211720216700.

The previous prime is 423440433397. The next prime is 423440433497. The reversal of 423440433404 is 404334044324.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52930054172 + ... + 52930054179.

It is an arithmetic number, because the mean of its divisors is an integer number (123503459744).

Almost surely, 2^423440433404 is an apocalyptic number.

It is an amenable number.

423440433404 is a deficient number, since it is larger than the sum of its proper divisors (317580325060).

423440433404 is a wasteful number, since it uses less digits than its factorization.

423440433404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105860108355 (or 105860108353 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 35.

Adding to 423440433404 its reverse (404334044324), we get a palindrome (827774477728).

The spelling of 423440433404 in words is "four hundred twenty-three billion, four hundred forty million, four hundred thirty-three thousand, four hundred four".