4400421087919 has 8 divisors (see below), whose sum is σ = 4422436274000. Its totient is φ = 4378430244672.

The previous prime is 4400421087911. The next prime is 4400421087941. The reversal of 4400421087919 is 9197801240044.

It is a happy number.

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 4400421087919 - 2³ = 4400421087911 is a prime.

It is a super-2 number, since 2×4400421087919² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4400421087911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5723214 + ... + 6446395.

It is an arithmetic number, because the mean of its divisors is an integer number (552804534250).

Almost surely, 2^{4400421087919} is an apocalyptic number.

4400421087919 is a deficient number, since it is larger than the sum of its proper divisors (22015186081).

4400421087919 is a wasteful number, since it uses less digits than its factorization.

4400421087919 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12171417.

The product of its (nonzero) digits is 580608, while the sum is 49.

The spelling of 4400421087919 in words is "four trillion, four hundred billion, four hundred twenty-one million, eighty-seven thousand, nine hundred nineteen".