4025510506125 has 96 divisors (see below), whose sum is σ = 7369726122720. Its totient is φ = 2113692979200.

The previous prime is 4025510506109. The next prime is 4025510506159. The reversal of 4025510506125 is 5216050155204.

4025510506125 is a `hidden beast` number, since 4 + 0 + 25 + 5 + 1 + 0 + 506 + 125 = 666.

It can be written as a sum of positive squares in 16 ways, for example, as 3057720865956 + 967789640169 = 1748634^2 + 983763^2 .

It is not a de Polignac number, because 4025510506125 - 2⁴ = 4025510506109 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4025510506125.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 23242849 + ... + 23415401.

It is an arithmetic number, because the mean of its divisors is an integer number (76767980445).

Almost surely, 2^{4025510506125} is an apocalyptic number.

4025510506125 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4025510506125 is a deficient number, since it is larger than the sum of its proper divisors (3344215616595).

4025510506125 is a wasteful number, since it uses less digits than its factorization.

4025510506125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172896 (or 172883 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 36.

The spelling of 4025510506125 in words is "four trillion, twenty-five billion, five hundred ten million, five hundred six thousand, one hundred twenty-five".