344314004132440 has 64 divisors (see below), whose sum is σ = 775567605542400. Its totient is φ = 137572580297088.

The previous prime is 344314004132387. The next prime is 344314004132531. The reversal of 344314004132440 is 44231400413443.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 344314004132440.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 175985091 + ... + 177930829.

It is an arithmetic number, because the mean of its divisors is an integer number (12118243836600).

Almost surely, 2^{344314004132440} is an apocalyptic number.

It is an amenable number.

344314004132440 is an abundant number, since it is smaller than the sum of its proper divisors (431253601409960).

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

344314004132440 is a wasteful number, since it uses less digits than its factorization.

344314004132440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1950664 (or 1950660 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 37.

Adding to 344314004132440 its reverse (44231400413443), we get a palindrome (388545404545883).

The spelling of 344314004132440 in words is "three hundred forty-four trillion, three hundred fourteen billion, four million, one hundred thirty-two thousand, four hundred forty".