344430444201422 has 4 divisors (see below), whose sum is σ = 516645666302136. Its totient is φ = 172215222100710.

The previous prime is 344430444201421. The next prime is 344430444201449. The reversal of 344430444201422 is 224102444034443.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 344430444201422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (344430444201421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 86107611050354 + ... + 86107611050357.

It is an arithmetic number, because the mean of its divisors is an integer number (129161416575534).

Almost surely, 2^{344430444201422} is an apocalyptic number.

344430444201422 is a deficient number, since it is larger than the sum of its proper divisors (172215222100714).

344430444201422 is a wasteful number, since it uses less digits than its factorization.

344430444201422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172215222100713.

The product of its (nonzero) digits is 1179648, while the sum is 41.

Adding to 344430444201422 its reverse (224102444034443), we get a palindrome (568532888235865).

The spelling of 344430444201422 in words is "three hundred forty-four trillion, four hundred thirty billion, four hundred forty-four million, two hundred one thousand, four hundred twenty-two".