344213231420432 has 80 divisors (see below), whose sum is σ = 740095542639360. Its totient is φ = 153762384336000.

The previous prime is 344213231420407. The next prime is 344213231420447. The reversal of 344213231420432 is 234024132312443.

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, 29518307 + ... + 39493757.

It is an arithmetic number, because the mean of its divisors is an integer number (9251194282992).

Almost surely, 2^{344213231420432} 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 344213231420432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (370047771319680).

344213231420432 is an abundant number, since it is smaller than the sum of its proper divisors (395882311218928).

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

344213231420432 is a wasteful number, since it uses less digits than its factorization.

344213231420432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9978852 (or 9978846 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 38.

Adding to 344213231420432 its reverse (234024132312443), we get a palindrome (578237363732875).

The spelling of 344213231420432 in words is "three hundred forty-four trillion, two hundred thirteen billion, two hundred thirty-one million, four hundred twenty thousand, four hundred thirty-two".