4144924640 has 48 divisors (see below), whose sum is σ = 9958379760. Its totient is φ = 1629864960.

The previous prime is 4144924601. The next prime is 4144924669. The reversal of 4144924640 is 464294414.

It is a junction number, because it is equal to n+sod(n) for n = 4144924594 and 4144924603.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 210101 + ... + 228980.

It is an arithmetic number, because the mean of its divisors is an integer number (207466245).

Almost surely, 2^4144924640 is an apocalyptic number.

4144924640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4144924640 is an abundant number, since it is smaller than the sum of its proper divisors (5813455120).

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

4144924640 is a wasteful number, since it uses less digits than its factorization.

4144924640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 439155 (or 439147 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 38.

The square root of 4144924640 is about 64381.0891489108. The cubic root of 4144924640 is about 1606.3451990996.

The spelling of 4144924640 in words is "four billion, one hundred forty-four million, nine hundred twenty-four thousand, six hundred forty".