344996224649 has 4 divisors (see below), whose sum is σ = 345218948100. Its totient is φ = 344773501200.

The previous prime is 344996224621. The next prime is 344996224667. The reversal of 344996224649 is 946422699443.

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

It can be written as a sum of positive squares in 2 ways, for example, as 64265799049 + 280730425600 = 253507^2 + 529840^2 .

It is a cyclic number.

It is not a de Polignac number, because 344996224649 - 2³² = 340701257353 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 344996224591 and 344996224600.

It is not an unprimeable number, because it can be changed into a prime (344996224669) 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, 111359402 + ... + 111362499.

It is an arithmetic number, because the mean of its divisors is an integer number (86304737025).

Almost surely, 2^344996224649 is an apocalyptic number.

It is an amenable number.

344996224649 is a deficient number, since it is larger than the sum of its proper divisors (222723451).

344996224649 is a wasteful number, since it uses less digits than its factorization.

344996224649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222723450.

The product of its digits is 80621568, while the sum is 62.

The spelling of 344996224649 in words is "three hundred forty-four billion, nine hundred ninety-six million, two hundred twenty-four thousand, six hundred forty-nine".