6005667994 has 8 divisors (see below), whose sum is σ = 9009024948. Its totient is φ = 3002659680.

The previous prime is 6005667989. The next prime is 6005668001. The reversal of 6005667994 is 4997665006.

It can be written as a sum of positive squares in 2 ways, for example, as 5834973769 + 170694225 = 76387^2 + 13065^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38707 + ... + 116230.

Almost surely, 2^6005667994 is an apocalyptic number.

6005667994 is a deficient number, since it is larger than the sum of its proper divisors (3003356954).

6005667994 is a wasteful number, since it uses less digits than its factorization.

6005667994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174320.

The product of its (nonzero) digits is 2449440, while the sum is 52.

The square root of 6005667994 is about 77496.2450316143. The cubic root of 6005667994 is about 1817.6926032292.

The spelling of 6005667994 in words is "six billion, five million, six hundred sixty-seven thousand, nine hundred ninety-four".