34123421332 has 192 divisors, whose sum is σ = 81836052480. Its totient is φ = 12020659200.

The previous prime is 34123421323. The next prime is 34123421369. The reversal of 34123421332 is 23312432143.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a self number, because there is not a number n which added to its sum of digits gives 34123421332.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 83431144 + ... + 83431552.

It is an arithmetic number, because the mean of its divisors is an integer number (426229440).

Almost surely, 2^34123421332 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 34123421332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40918026240).

34123421332 is an abundant number, since it is smaller than the sum of its proper divisors (47712631148).

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

34123421332 is a wasteful number, since it uses less digits than its factorization.

34123421332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 822 (or 820 counting only the distinct ones).

The product of its digits is 10368, while the sum is 28.

Adding to 34123421332 its reverse (23312432143), we get a palindrome (57435853475).

The spelling of 34123421332 in words is "thirty-four billion, one hundred twenty-three million, four hundred twenty-one thousand, three hundred thirty-two".