6666740074 has 16 divisors (see below), whose sum is σ = 10106013600. Its totient is φ = 3298145904.

The previous prime is 6666740029. The next prime is 6666740089. The reversal of 6666740074 is 4700476666.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 158617 + ... + 196195.

It is an arithmetic number, because the mean of its divisors is an integer number (631625850).

Almost surely, 2^6666740074 is an apocalyptic number.

6666740074 is a deficient number, since it is larger than the sum of its proper divisors (3439273526).

6666740074 is a wasteful number, since it uses less digits than its factorization.

6666740074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38517.

The product of its (nonzero) digits is 1016064, while the sum is 46.

The square root of 6666740074 is about 81650.1076178103. The cubic root of 6666740074 is about 1882.0789656312.

The spelling of 6666740074 in words is "six billion, six hundred sixty-six million, seven hundred forty thousand, seventy-four".