6670575978 has 32 divisors (see below), whose sum is σ = 14597219520. Its totient is φ = 2015381760.

The previous prime is 6670575973. The next prime is 6670575979. The reversal of 6670575978 is 8795750766.

It is not an unprimeable number, because it can be changed into a prime (6670575971) 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, 127713 + ... + 172196.

It is an arithmetic number, because the mean of its divisors is an integer number (456163110).

Almost surely, 2^6670575978 is an apocalyptic number.

6670575978 is an abundant number, since it is smaller than the sum of its proper divisors (7926643542).

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

6670575978 is a wasteful number, since it uses less digits than its factorization.

6670575978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300262.

The product of its (nonzero) digits is 22226400, while the sum is 60.

The square root of 6670575978 is about 81673.5941293145. The cubic root of 6670575978 is about 1882.4398661588.

The spelling of 6670575978 in words is "six billion, six hundred seventy million, five hundred seventy-five thousand, nine hundred seventy-eight".