4000144124 has 12 divisors (see below), whose sum is σ = 7005734400. Its totient is φ = 1998505728.

The previous prime is 4000144051. The next prime is 4000144151. The reversal of 4000144124 is 4214410004.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 4000144096 and 4000144105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 385829 + ... + 396060.

It is an arithmetic number, because the mean of its divisors is an integer number (583811200).

Almost surely, 2^4000144124 is an apocalyptic number.

It is an amenable number.

4000144124 is a deficient number, since it is larger than the sum of its proper divisors (3005590276).

4000144124 is a wasteful number, since it uses less digits than its factorization.

4000144124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 783172 (or 783170 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 4000144124 is about 63246.6925933681. The cubic root of 4000144124 is about 1587.4201169550.

Adding to 4000144124 its reverse (4214410004), we get a palindrome (8214554128).

The spelling of 4000144124 in words is "four billion, one hundred forty-four thousand, one hundred twenty-four".