423857636376 has 64 divisors (see below), whose sum is σ = 1069803400800. Its totient is φ = 139937061888.

The previous prime is 423857636353. The next prime is 423857636381. The reversal of 423857636376 is 673636758324.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 999690 + ... + 1359078.

Almost surely, 2^423857636376 is an apocalyptic number.

It is an amenable number.

423857636376 is an abundant number, since it is smaller than the sum of its proper divisors (645945764424).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

423857636376 is a wasteful number, since it uses less digits than its factorization.

423857636376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 359868 (or 359864 counting only the distinct ones).

The product of its digits is 91445760, while the sum is 60.

The spelling of 423857636376 in words is "four hundred twenty-three billion, eight hundred fifty-seven million, six hundred thirty-six thousand, three hundred seventy-six".