4444344214240 has 96 divisors (see below), whose sum is σ = 12015583360704. Its totient is φ = 1521761955840.

The previous prime is 4444344214231. The next prime is 4444344214249. The reversal of 4444344214240 is 424124434444.

It is an interprime number because it is at equal distance from previous prime (4444344214231) and next prime (4444344214249).

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 4444344214193 and 4444344214202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4444344214249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1773141 + ... + 3468820.

It is an arithmetic number, because the mean of its divisors is an integer number (125162326674).

Almost surely, 2^{4444344214240} is an apocalyptic number.

4444344214240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4444344214240 is an abundant number, since it is smaller than the sum of its proper divisors (7571239146464).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4444344214240 is a wasteful number, since it uses less digits than its factorization.

4444344214240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5242740 (or 5242732 counting only the distinct ones).

The product of its (nonzero) digits is 786432, while the sum is 40.

Adding to 4444344214240 its reverse (424124434444), we get a palindrome (4868468648684).

The spelling of 4444344214240 in words is "four trillion, four hundred forty-four billion, three hundred forty-four million, two hundred fourteen thousand, two hundred forty".