423131646236 has 48 divisors (see below), whose sum is σ = 839584972800. Its totient is φ = 184974674112.

The previous prime is 423131646211. The next prime is 423131646241. The reversal of 423131646236 is 632646131324.

It is a junction number, because it is equal to n+sod(n) for n = 423131646193 and 423131646202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5015741 + ... + 5099403.

It is an arithmetic number, because the mean of its divisors is an integer number (17491353600).

Almost surely, 2^423131646236 is an apocalyptic number.

It is an amenable number.

423131646236 is a deficient number, since it is larger than the sum of its proper divisors (416453326564).

423131646236 is a wasteful number, since it uses less digits than its factorization.

423131646236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88818 (or 88816 counting only the distinct ones).

The product of its digits is 373248, while the sum is 41.

The spelling of 423131646236 in words is "four hundred twenty-three billion, one hundred thirty-one million, six hundred forty-six thousand, two hundred thirty-six".