5125018556 has 24 divisors (see below), whose sum is σ = 10468125696. Its totient is φ = 2149703280.

The previous prime is 5125018537. The next prime is 5125018559. The reversal of 5125018556 is 6558105215.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5125018559) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1945880 + ... + 1948511.

It is an arithmetic number, because the mean of its divisors is an integer number (436171904).

Almost surely, 2^5125018556 is an apocalyptic number.

It is an amenable number.

5125018556 is an abundant number, since it is smaller than the sum of its proper divisors (5343107140).

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

5125018556 is a wasteful number, since it uses less digits than its factorization.

5125018556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3894449 (or 3894447 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 38.

The square root of 5125018556 is about 71589.2349169901. The cubic root of 5125018556 is about 1724.1107010057.

The spelling of 5125018556 in words is "five billion, one hundred twenty-five million, eighteen thousand, five hundred fifty-six".