423678373285 has 8 divisors (see below), whose sum is σ = 508522734720. Its totient is φ = 338870240784.

The previous prime is 423678373271. The next prime is 423678373333. The reversal of 423678373285 is 582373876324.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-423678373285 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9031497 + ... + 9078286.

It is an arithmetic number, because the mean of its divisors is an integer number (63565341840).

Almost surely, 2^423678373285 is an apocalyptic number.

It is an amenable number.

423678373285 is a deficient number, since it is larger than the sum of its proper divisors (84844361435).

423678373285 is a wasteful number, since it uses less digits than its factorization.

423678373285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18114467.

The product of its digits is 40642560, while the sum is 58.

The spelling of 423678373285 in words is "four hundred twenty-three billion, six hundred seventy-eight million, three hundred seventy-three thousand, two hundred eighty-five".