5125555000 has 40 divisors (see below), whose sum is σ = 12009187080. Its totient is φ = 2050220000.

The previous prime is 5125554953. The next prime is 5125555031. The reversal of 5125555000 is 5555215.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (40).

It is a self number, because there is not a number n which added to its sum of digits gives 5125555000.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 507556 + ... + 517555.

It is an arithmetic number, because the mean of its divisors is an integer number (300229677).

Almost surely, 2^5125555000 is an apocalyptic number.

5125555000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

5125555000 is an abundant number, since it is smaller than the sum of its proper divisors (6883632080).

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

5125555000 is a wasteful number, since it uses less digits than its factorization.

5125555000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1025137 (or 1025118 counting only the distinct ones).

The product of its (nonzero) digits is 6250, while the sum is 28.

The square root of 5125555000 is about 71592.9814995856. The cubic root of 5125555000 is about 1724.1708540610.

The spelling of 5125555000 in words is "five billion, one hundred twenty-five million, five hundred fifty-five thousand".