3944550025 has 24 divisors (see below), whose sum is σ = 5496523200. Its totient is φ = 2786245440.

The previous prime is 3944550013. The next prime is 3944550031. The reversal of 3944550025 is 5200554493.

3944550025 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3944550025 - 2²¹ = 3942452873 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 256375 + ... + 271324.

It is an arithmetic number, because the mean of its divisors is an integer number (229021800).

Almost surely, 2^3944550025 is an apocalyptic number.

It is an amenable number.

3944550025 is a deficient number, since it is larger than the sum of its proper divisors (1551973175).

3944550025 is a wasteful number, since it uses less digits than its factorization.

3944550025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 527745 (or 527740 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 37.

The square root of 3944550025 is about 62805.6528108736. The cubic root of 3944550025 is about 1580.0317817941.

The spelling of 3944550025 in words is "three billion, nine hundred forty-four million, five hundred fifty thousand, twenty-five".