5127995667 has 16 divisors (see below), whose sum is σ = 6874634240. Its totient is φ = 3400034400.

The previous prime is 5127995627. The next prime is 5127995669. The reversal of 5127995667 is 7665997215.

It is not a de Polignac number, because 5127995667 - 2¹⁵ = 5127962899 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5127995669) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1510542 + ... + 1513932.

It is an arithmetic number, because the mean of its divisors is an integer number (429664640).

Almost surely, 2^5127995667 is an apocalyptic number.

5127995667 is a deficient number, since it is larger than the sum of its proper divisors (1746638573).

5127995667 is a wasteful number, since it uses less digits than its factorization.

5127995667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5994.

The product of its digits is 7144200, while the sum is 57.

The square root of 5127995667 is about 71610.0249057351. The cubic root of 5127995667 is about 1724.4444803087. Note that the first 4 decimals are identical.

The spelling of 5127995667 in words is "five billion, one hundred twenty-seven million, nine hundred ninety-five thousand, six hundred sixty-seven".