423758888685 has 128 divisors (see below), whose sum is σ = 828170956800. Its totient is φ = 203879773440.

The previous prime is 423758888653. The next prime is 423758888719. The reversal of 423758888685 is 586888857324.

423758888685 is a `hidden beast` number, since 4 + 2 + 37 + 588 + 8 + 8 + 6 + 8 + 5 = 666.

It is not a de Polignac number, because 423758888685 - 2⁵ = 423758888653 is a prime.

Its product of digits (825753600) is a multiple of the sum of its prime factors (3360).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 169299144 + ... + 169301646.

It is an arithmetic number, because the mean of its divisors is an integer number (6470085600).

Almost surely, 2^423758888685 is an apocalyptic number.

423758888685 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

423758888685 is a deficient number, since it is larger than the sum of its proper divisors (404412068115).

423758888685 is a wasteful number, since it uses less digits than its factorization.

423758888685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3360 (or 3354 counting only the distinct ones).

The product of its digits is 825753600, while the sum is 72.

The spelling of 423758888685 in words is "four hundred twenty-three billion, seven hundred fifty-eight million, eight hundred eighty-eight thousand, six hundred eighty-five".