6614664115 has 4 divisors (see below), whose sum is σ = 7937596944. Its totient is φ = 5291731288.

The previous prime is 6614664097. The next prime is 6614664151. The reversal of 6614664115 is 5114664166.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6614664115 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 661466407 + ... + 661466416.

It is an arithmetic number, because the mean of its divisors is an integer number (1984399236).

Almost surely, 2^6614664115 is an apocalyptic number.

6614664115 is a deficient number, since it is larger than the sum of its proper divisors (1322932829).

6614664115 is a wasteful number, since it uses less digits than its factorization.

6614664115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1322932828.

The product of its digits is 103680, while the sum is 40.

The square root of 6614664115 is about 81330.5853599985. The cubic root of 6614664115 is about 1877.1656508064.

The spelling of 6614664115 in words is "six billion, six hundred fourteen million, six hundred sixty-four thousand, one hundred fifteen".