234404320132 has 24 divisors (see below), whose sum is σ = 415952814816. Its totient is φ = 115561631808.

The previous prime is 234404320103. The next prime is 234404320187. The reversal of 234404320132 is 231023404432.

It is a self number, because there is not a number n which added to its sum of digits gives 234404320132.

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 7 ways as a sum of consecutive naturals, for example, 857403 + ... + 1097245.

It is an arithmetic number, because the mean of its divisors is an integer number (17331367284).

Almost surely, 2^234404320132 is an apocalyptic number.

It is an amenable number.

234404320132 is a deficient number, since it is larger than the sum of its proper divisors (181548494684).

234404320132 is a wasteful number, since it uses less digits than its factorization.

234404320132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 243267 (or 243265 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 234404320132 its reverse (231023404432), we get a palindrome (465427724564).

The spelling of 234404320132 in words is "two hundred thirty-four billion, four hundred four million, three hundred twenty thousand, one hundred thirty-two".