4144400433011 has 4 divisors (see below), whose sum is σ = 4287310792800. Its totient is φ = 4001490073224.

The previous prime is 4144400433007. The next prime is 4144400433023. The reversal of 4144400433011 is 1103340044414.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4144400433011 - 2² = 4144400433007 is a prime.

It is a super-2 number, since 2×4144400433011² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (29), and also a Moran number because the ratio is a prime number: 142910359759 = 4144400433011 / (4 + 1 + 4 + 4 + 4 + 0 + 0 + 4 + 3 + 3 + 0 + 1 + 1).

It is not an unprimeable number, because it can be changed into a prime (4144400433611) 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, 71455179851 + ... + 71455179908.

It is an arithmetic number, because the mean of its divisors is an integer number (1071827698200).

Almost surely, 2^{4144400433011} is an apocalyptic number.

4144400433011 is a deficient number, since it is larger than the sum of its proper divisors (142910359789).

4144400433011 is a wasteful number, since it uses less digits than its factorization.

4144400433011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142910359788.

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 4144400433011 its reverse (1103340044414), we get a palindrome (5247740477425).

The spelling of 4144400433011 in words is "four trillion, one hundred forty-four billion, four hundred million, four hundred thirty-three thousand, eleven".