444214042321 has 8 divisors (see below), whose sum is σ = 507712236480. Its totient is φ = 380725609488.

The previous prime is 444214042301. The next prime is 444214042333. The reversal of 444214042321 is 123240412444.

It is a happy number.

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

It is not a de Polignac number, because 444214042321 - 2¹⁵ = 444214009553 is a prime.

It is a super-2 number, since 2×444214042321² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (444214042301) 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, 2342551 + ... + 2525068.

It is an arithmetic number, because the mean of its divisors is an integer number (63464029560).

Almost surely, 2^444214042321 is an apocalyptic number.

It is an amenable number.

444214042321 is a deficient number, since it is larger than the sum of its proper divisors (63498194159).

444214042321 is a wasteful number, since it uses less digits than its factorization.

444214042321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4880663.

The product of its (nonzero) digits is 24576, while the sum is 31.

Adding to 444214042321 its reverse (123240412444), we get a palindrome (567454454765).

The spelling of 444214042321 in words is "four hundred forty-four billion, two hundred fourteen million, forty-two thousand, three hundred twenty-one".