127516066 has 8 divisors (see below), whose sum is σ = 191779920. Its totient is φ = 63589428.

The previous prime is 127516061. The next prime is 127516127. The reversal of 127516066 is 660615721.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (127516061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83356 + ... + 84871.

It is an arithmetic number, because the mean of its divisors is an integer number (23972490).

Almost surely, 2^127516066 is an apocalyptic number.

127516066 is a deficient number, since it is larger than the sum of its proper divisors (64263854).

127516066 is a wasteful number, since it uses less digits than its factorization.

127516066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168608.

The product of its (nonzero) digits is 15120, while the sum is 34.

The square root of 127516066 is about 11292.3011826642. The cubic root of 127516066 is about 503.3324942849.

The spelling of 127516066 in words is "one hundred twenty-seven million, five hundred sixteen thousand, sixty-six".