4124591825 has 6 divisors (see below), whose sum is σ = 5114493894. Its totient is φ = 3299673440.

The previous prime is 4124591803. The next prime is 4124591857. The reversal of 4124591825 is 5281954214.

It can be written as a sum of positive squares in 3 ways, for example, as 81793936 + 4042797889 = 9044^2 + 63583^2 .

It is not a de Polignac number, because 4124591825 - 2¹² = 4124587729 is a prime.

It is a Duffinian 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 5 ways as a sum of consecutive naturals, for example, 82491812 + ... + 82491861.

It is an arithmetic number, because the mean of its divisors is an integer number (852415649).

Almost surely, 2^4124591825 is an apocalyptic number.

It is an amenable number.

4124591825 is a deficient number, since it is larger than the sum of its proper divisors (989902069).

4124591825 is a wasteful number, since it uses less digits than its factorization.

4124591825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164983683 (or 164983678 counting only the distinct ones).

The product of its digits is 115200, while the sum is 41.

The square root of 4124591825 is about 64222.9851766484. The cubic root of 4124591825 is about 1603.7142648560.

The spelling of 4124591825 in words is "four billion, one hundred twenty-four million, five hundred ninety-one thousand, eight hundred twenty-five".