4144924641 has 16 divisors (see below), whose sum is σ = 6492749760. Its totient is φ = 2318838720.

The previous prime is 4144924601. The next prime is 4144924669. The reversal of 4144924641 is 1464294414.

It is a happy number.

4144924641 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 4144924641 - 2¹³ = 4144916449 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a self number, because there is not a number n which added to its sum of digits gives 4144924641.

It is not an unprimeable number, because it can be changed into a prime (4144924601) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4830486 + ... + 4831343.

It is an arithmetic number, because the mean of its divisors is an integer number (405796860).

Almost surely, 2^4144924641 is an apocalyptic number.

It is an amenable number.

4144924641 is a deficient number, since it is larger than the sum of its proper divisors (2347825119).

4144924641 is a wasteful number, since it uses less digits than its factorization.

4144924641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9661856.

The product of its digits is 110592, while the sum is 39.

The square root of 4144924641 is about 64381.0891566771. The cubic root of 4144924641 is about 1606.3451992288.

The spelling of 4144924641 in words is "four billion, one hundred forty-four million, nine hundred twenty-four thousand, six hundred forty-one".