344983631449 has 4 divisors (see below), whose sum is σ = 345025984464. Its totient is φ = 344941278436.

The previous prime is 344983631423. The next prime is 344983631467. The reversal of 344983631449 is 944136389443.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-344983631449 is a prime.

It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 344983631393 and 344983631402.

It is not an unprimeable number, because it can be changed into a prime (344983638449) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21164287 + ... + 21180580.

It is an arithmetic number, because the mean of its divisors is an integer number (86256496116).

Almost surely, 2^344983631449 is an apocalyptic number.

It is an amenable number.

344983631449 is a deficient number, since it is larger than the sum of its proper divisors (42353015).

344983631449 is an equidigital number, since it uses as much as digits as its factorization.

344983631449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42353014.

The product of its digits is 26873856, while the sum is 58.

The spelling of 344983631449 in words is "three hundred forty-four billion, nine hundred eighty-three million, six hundred thirty-one thousand, four hundred forty-nine".