5127142788 has 36 divisors (see below), whose sum is σ = 13046121088. Its totient is φ = 1697727600.

The previous prime is 5127142759. The next prime is 5127142807. The reversal of 5127142788 is 8872417215.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 466156 + ... + 477027.

Almost surely, 2^5127142788 is an apocalyptic number.

It is an amenable number.

5127142788 is an abundant number, since it is smaller than the sum of its proper divisors (7918978300).

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

5127142788 is a wasteful number, since it uses less digits than its factorization.

5127142788 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 943344 (or 943339 counting only the distinct ones).

The product of its digits is 250880, while the sum is 45.

The square root of 5127142788 is about 71604.0696329475. The cubic root of 5127142788 is about 1724.3488728417.

The spelling of 5127142788 in words is "five billion, one hundred twenty-seven million, one hundred forty-two thousand, seven hundred eighty-eight".