344424321024 has 156 divisors (see below), whose sum is σ = 1068289747344. Its totient is φ = 98406776832.

The previous prime is 344424320993. The next prime is 344424321037. The reversal of 344424321024 is 420123424443.

It is a super-2 number, since 2×344424321024² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 316099 + ... + 888125.

Almost surely, 2^344424321024 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 344424321024, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (534144873672).

344424321024 is an abundant number, since it is smaller than the sum of its proper divisors (723865426320).

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

344424321024 is an equidigital number, since it uses as much as digits as its factorization.

344424321024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 572068 (or 572039 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 33.

Adding to 344424321024 its reverse (420123424443), we get a palindrome (764547745467).

The spelling of 344424321024 in words is "three hundred forty-four billion, four hundred twenty-four million, three hundred twenty-one thousand, twenty-four".