423515640056 has 32 divisors (see below), whose sum is σ = 796802117040. Its totient is φ = 211035372288.

The previous prime is 423515640029. The next prime is 423515640077. The reversal of 423515640056 is 650046515324.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 423515639995 and 423515640022.

It is a congruent number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 13473350 + ... + 13504746.

Almost surely, 2^423515640056 is an apocalyptic number.

It is an amenable number.

423515640056 is a deficient number, since it is larger than the sum of its proper divisors (373286476984).

423515640056 is a wasteful number, since it uses less digits than its factorization.

423515640056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37103 (or 37099 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 41.

The spelling of 423515640056 in words is "four hundred twenty-three billion, five hundred fifteen million, six hundred forty thousand, fifty-six".