423420243404 has 24 divisors (see below), whose sum is σ = 741747570480. Its totient is φ = 211492469504.

The previous prime is 423420243343. The next prime is 423420243413. The reversal of 423420243404 is 404342024324.

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, 20275112 + ... + 20295984.

It is an arithmetic number, because the mean of its divisors is an integer number (30906148770).

Almost surely, 2^423420243404 is an apocalyptic number.

It is an amenable number.

423420243404 is a deficient number, since it is larger than the sum of its proper divisors (318327327076).

423420243404 is a wasteful number, since it uses less digits than its factorization.

423420243404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25849 (or 25847 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 32.

Adding to 423420243404 its reverse (404342024324), we get a palindrome (827762267728).

The spelling of 423420243404 in words is "four hundred twenty-three billion, four hundred twenty million, two hundred forty-three thousand, four hundred four".