6663893127 has 16 divisors (see below), whose sum is σ = 9005162880. Its totient is φ = 4382763552.

The previous prime is 6663893101. The next prime is 6663893183. The reversal of 6663893127 is 7213983666.

It is not a de Polignac number, because 6663893127 - 2⁸ = 6663892871 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6663893127.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6663893527) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 157668 + ... + 195414.

It is an arithmetic number, because the mean of its divisors is an integer number (562822680).

Almost surely, 2^6663893127 is an apocalyptic number.

6663893127 is a deficient number, since it is larger than the sum of its proper divisors (2341269753).

6663893127 is a wasteful number, since it uses less digits than its factorization.

6663893127 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38542.

The product of its digits is 1959552, while the sum is 51.

The square root of 6663893127 is about 81632.6719334851. The cubic root of 6663893127 is about 1881.8110214836.

The spelling of 6663893127 in words is "six billion, six hundred sixty-three million, eight hundred ninety-three thousand, one hundred twenty-seven".