4491144411944 has 16 divisors (see below), whose sum is σ = 8421002637120. Its totient is φ = 2245543708720.

The previous prime is 4491144411881. The next prime is 4491144411947.

4491144411944 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 4491144411892 and 4491144411901.

It is not an unprimeable number, because it can be changed into a prime (4491144411947) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2884784 + ... + 4159839.

It is an arithmetic number, because the mean of its divisors is an integer number (526312664820).

Almost surely, 2^{4491144411944} is an apocalyptic number.

It is an amenable number.

4491144411944 is a deficient number, since it is larger than the sum of its proper divisors (3929858225176).

4491144411944 is a wasteful number, since it uses less digits than its factorization.

4491144411944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7124320 (or 7124316 counting only the distinct ones).

The product of its digits is 1327104, while the sum is 50.

The spelling of 4491144411944 in words is "four trillion, four hundred ninety-one billion, one hundred forty-four million, four hundred eleven thousand, nine hundred forty-four".