6650964167 has 4 divisors (see below), whose sum is σ = 6655367376. Its totient is φ = 6646560960.

The previous prime is 6650964163. The next prime is 6650964181. The reversal of 6650964167 is 7614690566.

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

It is a cyclic number.

It is not a de Polignac number, because 6650964167 - 2² = 6650964163 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6650964163) 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 3 ways as a sum of consecutive naturals, for example, 2199338 + ... + 2202359.

It is an arithmetic number, because the mean of its divisors is an integer number (1663841844).

Almost surely, 2^6650964167 is an apocalyptic number.

6650964167 is a deficient number, since it is larger than the sum of its proper divisors (4403209).

6650964167 is a wasteful number, since it uses less digits than its factorization.

6650964167 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4403208.

The product of its (nonzero) digits is 1632960, while the sum is 50.

The square root of 6650964167 is about 81553.4436244111. The cubic root of 6650964167 is about 1880.5932342994.

The spelling of 6650964167 in words is "six billion, six hundred fifty million, nine hundred sixty-four thousand, one hundred sixty-seven".