444321424420313 has 4 divisors (see below), whose sum is σ = 484714281185808. Its totient is φ = 403928567654820.

The previous prime is 444321424420177. The next prime is 444321424420351. The reversal of 444321424420313 is 313024424123444.

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 not a de Polignac number, because 444321424420313 - 2¹⁴ = 444321424403929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (444321424450313) 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, 20196428382731 + ... + 20196428382752.

It is an arithmetic number, because the mean of its divisors is an integer number (121178570296452).

Almost surely, 2^{444321424420313} is an apocalyptic number.

It is an amenable number.

444321424420313 is a deficient number, since it is larger than the sum of its proper divisors (40392856765495).

444321424420313 is a wasteful number, since it uses less digits than its factorization.

444321424420313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40392856765494.

The product of its (nonzero) digits is 884736, while the sum is 41.

Adding to 444321424420313 its reverse (313024424123444), we get a palindrome (757345848543757).

The spelling of 444321424420313 in words is "four hundred forty-four trillion, three hundred twenty-one billion, four hundred twenty-four million, four hundred twenty thousand, three hundred thirteen".