4539591925 has 12 divisors (see below), whose sum is σ = 6140830176. Its totient is φ = 3301521200.

The previous prime is 4539591913. The next prime is 4539591989. The reversal of 4539591925 is 5291959354.

It is not a de Polignac number, because 4539591925 - 2⁵ = 4539591893 is a prime.

It is a Duffinian number.

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 11 ways as a sum of consecutive naturals, for example, 8253529 + ... + 8254078.

It is an arithmetic number, because the mean of its divisors is an integer number (511735848).

Almost surely, 2^4539591925 is an apocalyptic number.

It is an amenable number.

4539591925 is a deficient number, since it is larger than the sum of its proper divisors (1601238251).

4539591925 is a wasteful number, since it uses less digits than its factorization.

4539591925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16507628 (or 16507623 counting only the distinct ones).

The product of its digits is 2187000, while the sum is 52.

The square root of 4539591925 is about 67376.4938609898. The cubic root of 4539591925 is about 1655.7913327290.

The spelling of 4539591925 in words is "four billion, five hundred thirty-nine million, five hundred ninety-one thousand, nine hundred twenty-five".