423938517168 has 30 divisors (see below), whose sum is σ = 1095186156204. Its totient is φ = 141311335392.

The previous prime is 423938517139. The next prime is 423938517217. The reversal of 423938517168 is 861715839324.

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 5 ways as a sum of consecutive naturals, for example, 4464003 + ... + 4557981.

Almost surely, 2^423938517168 is an apocalyptic number.

423938517168 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

423938517168 is an abundant number, since it is smaller than the sum of its proper divisors (671247639036).

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

423938517168 is an frugal number, since it uses more digits than its factorization.

423938517168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187969 (or 93984 counting only the distinct ones).

The product of its digits is 8709120, while the sum is 57.

The spelling of 423938517168 in words is "four hundred twenty-three billion, nine hundred thirty-eight million, five hundred seventeen thousand, one hundred sixty-eight".