344121323320 has 32 divisors (see below), whose sum is σ = 783601575120. Its totient is φ = 135990112000.

The previous prime is 344121323303. The next prime is 344121323333. The reversal of 344121323320 is 23323121443.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51822181 + ... + 51828820.

Almost surely, 2^344121323320 is an apocalyptic number.

It is an amenable number.

344121323320 is an abundant number, since it is smaller than the sum of its proper divisors (439480251800).

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

344121323320 is a wasteful number, since it uses less digits than its factorization.

344121323320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103651095 (or 103651091 counting only the distinct ones).

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

Adding to 344121323320 its reverse (23323121443), we get a palindrome (367444444763).

The spelling of 344121323320 in words is "three hundred forty-four billion, one hundred twenty-one million, three hundred twenty-three thousand, three hundred twenty".