5278510125 has 64 divisors (see below), whose sum is σ = 11153625600. Its totient is φ = 2413022400.

The previous prime is 5278510121. The next prime is 5278510129. The reversal of 5278510125 is 5210158725.

5278510125 is a `hidden beast` number, since 52 + 78 + 510 + 1 + 25 = 666.

It is an interprime number because it is at equal distance from previous prime (5278510121) and next prime (5278510129).

It is not a de Polignac number, because 5278510125 - 2² = 5278510121 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5278510125.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5278510121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 88090 + ... + 135339.

It is an arithmetic number, because the mean of its divisors is an integer number (174275400).

Almost surely, 2^5278510125 is an apocalyptic number.

It is an amenable number.

5278510125 is an abundant number, since it is smaller than the sum of its proper divisors (5875115475).

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

5278510125 is a wasteful number, since it uses less digits than its factorization.

5278510125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223460 (or 223444 counting only the distinct ones).

The product of its (nonzero) digits is 28000, while the sum is 36.

The square root of 5278510125 is about 72653.3559101023. The cubic root of 5278510125 is about 1741.1537383910.

The spelling of 5278510125 in words is "five billion, two hundred seventy-eight million, five hundred ten thousand, one hundred twenty-five".