344440040212 has 48 divisors (see below), whose sum is σ = 664708923648. Its totient is φ = 155487306240.

The previous prime is 344440040207. The next prime is 344440040213. The reversal of 344440040212 is 212040044443.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (344440040213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 785448 + ... + 1142719.

It is an arithmetic number, because the mean of its divisors is an integer number (13848102576).

Almost surely, 2^344440040212 is an apocalyptic number.

It is an amenable number.

344440040212 is a deficient number, since it is larger than the sum of its proper divisors (320268883436).

344440040212 is a wasteful number, since it uses less digits than its factorization.

344440040212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1928296 (or 1928294 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 344440040212 its reverse (212040044443), we get a palindrome (556480084655).

The spelling of 344440040212 in words is "three hundred forty-four billion, four hundred forty million, forty thousand, two hundred twelve".