344421231140 has 96 divisors (see below), whose sum is σ = 878723645184. Its totient is φ = 110697984000.

The previous prime is 344421231109. The next prime is 344421231149. The reversal of 344421231140 is 41132124443.

It is not an unprimeable number, because it can be changed into a prime (344421231149) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 309104 + ... + 885656.

It is an arithmetic number, because the mean of its divisors is an integer number (9153371304).

Almost surely, 2^344421231140 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 344421231140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (439361822592).

344421231140 is an abundant number, since it is smaller than the sum of its proper divisors (534302414044).

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

344421231140 is a wasteful number, since it uses less digits than its factorization.

344421231140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 576837 (or 576835 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 344421231140 its reverse (41132124443), we get a palindrome (385553355583).

The spelling of 344421231140 in words is "three hundred forty-four billion, four hundred twenty-one million, two hundred thirty-one thousand, one hundred forty".