4444311220413 has 24 divisors (see below), whose sum is σ = 6295236175872. Its totient is φ = 2788405745664.

The previous prime is 4444311220381. The next prime is 4444311220457. The reversal of 4444311220413 is 3140221134444.

It is a happy number.

It is not a de Polignac number, because 4444311220413 - 2⁵ = 4444311220381 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4444311220463) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13823181 + ... + 14141037.

It is an arithmetic number, because the mean of its divisors is an integer number (262301507328).

Almost surely, 2^{4444311220413} is an apocalyptic number.

It is an amenable number.

4444311220413 is a deficient number, since it is larger than the sum of its proper divisors (1850924955459).

4444311220413 is a wasteful number, since it uses less digits than its factorization.

4444311220413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334021 (or 334004 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 33.

Adding to 4444311220413 its reverse (3140221134444), we get a palindrome (7584532354857).

The spelling of 4444311220413 in words is "four trillion, four hundred forty-four billion, three hundred eleven million, two hundred twenty thousand, four hundred thirteen".