5127129830 has 16 divisors (see below), whose sum is σ = 9230295600. Its totient is φ = 2050527072.

The previous prime is 5127129797. The next prime is 5127129853. The reversal of 5127129830 is 389217215.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 31832 + ... + 106148.

It is an arithmetic number, because the mean of its divisors is an integer number (576893475).

Almost surely, 2^5127129830 is an apocalyptic number.

5127129830 is a deficient number, since it is larger than the sum of its proper divisors (4103165770).

5127129830 is a wasteful number, since it uses less digits than its factorization.

5127129830 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81223.

The product of its (nonzero) digits is 30240, while the sum is 38.

The square root of 5127129830 is about 71603.9791492065. The cubic root of 5127129830 is about 1724.3474201723.

The spelling of 5127129830 in words is "five billion, one hundred twenty-seven million, one hundred twenty-nine thousand, eight hundred thirty".