444642645343 has 8 divisors (see below), whose sum is σ = 479570361536. Its totient is φ = 409818420000.

The previous prime is 444642645323. The next prime is 444642645373. The reversal of 444642645343 is 343546246444.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 444642645343 - 2⁵ = 444642645311 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (444642645323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25863783 + ... + 25880968.

It is an arithmetic number, because the mean of its divisors is an integer number (59946295192).

Almost surely, 2^444642645343 is an apocalyptic number.

444642645343 is a deficient number, since it is larger than the sum of its proper divisors (34927716193).

444642645343 is a wasteful number, since it uses less digits than its factorization.

444642645343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51745425.

The product of its digits is 13271040, while the sum is 49.

The spelling of 444642645343 in words is "four hundred forty-four billion, six hundred forty-two million, six hundred forty-five thousand, three hundred forty-three".