127516516 has 24 divisors (see below), whose sum is σ = 234710784. Its totient is φ = 60534240.

The previous prime is 127516511. The next prime is 127516517. The reversal of 127516516 is 615615721.

It is not an unprimeable number, because it can be changed into a prime (127516511) by changing a digit.

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, 3130 + ... + 16273.

It is an arithmetic number, because the mean of its divisors is an integer number (9779616).

Almost surely, 2^127516516 is an apocalyptic number.

It is an amenable number.

127516516 is a deficient number, since it is larger than the sum of its proper divisors (107194268).

127516516 is a wasteful number, since it uses less digits than its factorization.

127516516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19491 (or 19489 counting only the distinct ones).

The product of its digits is 12600, while the sum is 34.

The square root of 127516516 is about 11292.3211077263. The cubic root of 127516516 is about 503.3330863655. Note that the first 3 decimals are identical.

The spelling of 127516516 in words is "one hundred twenty-seven million, five hundred sixteen thousand, five hundred sixteen".