234346643432 has 64 divisors (see below), whose sum is σ = 492659020800. Its totient is φ = 103602882240.

The previous prime is 234346643423. The next prime is 234346643483.

234346643432 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (44).

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, 214223 + ... + 717345.

It is an arithmetic number, because the mean of its divisors is an integer number (7697797200).

Almost surely, 2^234346643432 is an apocalyptic number.

234346643432 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 234346643432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (246329510400).

234346643432 is an abundant number, since it is smaller than the sum of its proper divisors (258312377368).

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

234346643432 is a wasteful number, since it uses less digits than its factorization.

234346643432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 503286 (or 503282 counting only the distinct ones).

The product of its digits is 2985984, while the sum is 44.

It can be divided in two parts, 234346 and 643432, that added together give a palindrome (877778).

The spelling of 234346643432 in words is "two hundred thirty-four billion, three hundred forty-six million, six hundred forty-three thousand, four hundred thirty-two".