4044120011145 has 40 divisors (see below), whose sum is σ = 7313614167816. Its totient is φ = 2137776689664.

The previous prime is 4044120011047. The next prime is 4044120011149. The reversal of 4044120011145 is 5411100214404.

It is a happy number.

4044120011145 is a `hidden beast` number, since 4 + 0 + 441 + 200 + 1 + 1 + 14 + 5 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 186655105296 + 3857464905849 = 432036^2 + 1964043^2 .

It is not a de Polignac number, because 4044120011145 - 2⁹ = 4044120010633 is a prime.

It is a super-2 number, since 2×4044120011145² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (4044120011149) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 44137782 + ... + 44229311.

Almost surely, 2^{4044120011145} is an apocalyptic number.

4044120011145 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4044120011145 is a deficient number, since it is larger than the sum of its proper divisors (3269494156671).

4044120011145 is a wasteful number, since it uses less digits than its factorization.

4044120011145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88367223 (or 88367214 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 27.

Adding to 4044120011145 its reverse (5411100214404), we get a palindrome (9455220225549).

The spelling of 4044120011145 in words is "four trillion, forty-four billion, one hundred twenty million, eleven thousand, one hundred forty-five".