6005609994 has 32 divisors (see below), whose sum is σ = 12551086080. Its totient is φ = 1912137392.

The previous prime is 6005609947. The next prime is 6005609999. The reversal of 6005609994 is 4999065006.

It is a happy number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (6005609999) 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 15 ways as a sum of consecutive naturals, for example, 68959 + ... + 129485.

It is an arithmetic number, because the mean of its divisors is an integer number (392221440).

Almost surely, 2^6005609994 is an apocalyptic number.

6005609994 is an abundant number, since it is smaller than the sum of its proper divisors (6545476086).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6005609994 is a wasteful number, since it uses less digits than its factorization.

6005609994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61274.

The product of its (nonzero) digits is 524880, while the sum is 48.

The square root of 6005609994 is about 77495.8708190314. The cubic root of 6005609994 is about 1817.6867517285.

The spelling of 6005609994 in words is "six billion, five million, six hundred nine thousand, nine hundred ninety-four".