5125149988 has 24 divisors (see below), whose sum is σ = 10266947712. Its totient is φ = 2192925504.

The previous prime is 5125149977. The next prime is 5125150031. The reversal of 5125149988 is 8899415215.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 131056 + ... + 165607.

It is an arithmetic number, because the mean of its divisors is an integer number (427789488).

Almost surely, 2^5125149988 is an apocalyptic number.

It is an amenable number.

5125149988 is an abundant number, since it is smaller than the sum of its proper divisors (5141797724).

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

5125149988 is a wasteful number, since it uses less digits than its factorization.

5125149988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 297291 (or 297289 counting only the distinct ones).

The product of its digits is 1036800, while the sum is 52.

The square root of 5125149988 is about 71590.1528703494. The cubic root of 5125149988 is about 1724.1254392535.

The spelling of 5125149988 in words is "five billion, one hundred twenty-five million, one hundred forty-nine thousand, nine hundred eighty-eight".