4044111012 has 72 divisors (see below), whose sum is σ = 10774764000. Its totient is φ = 1275412608.

The previous prime is 4044110981. The next prime is 4044111017. The reversal of 4044111012 is 2101114404.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (4044111017) 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, 582739 + ... + 589637.

It is an arithmetic number, because the mean of its divisors is an integer number (149649500).

Almost surely, 2^4044111012 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4044111012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5387382000).

4044111012 is an abundant number, since it is smaller than the sum of its proper divisors (6730652988).

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

4044111012 is a wasteful number, since it uses less digits than its factorization.

4044111012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7785 (or 7780 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

The square root of 4044111012 is about 63593.3252157803. The cubic root of 4044111012 is about 1593.2148884407.

Adding to 4044111012 its reverse (2101114404), we get a palindrome (6145225416).

The spelling of 4044111012 in words is "four billion, forty-four million, one hundred eleven thousand, twelve".