666733340074 has 16 divisors (see below), whose sum is σ = 1044538725600. Its totient is φ = 318859185744.

The previous prime is 666733340071. The next prime is 666733340081. The reversal of 666733340074 is 470043337666.

It is not an unprimeable number, because it can be changed into a prime (666733340071) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76350804 + ... + 76359535.

It is an arithmetic number, because the mean of its divisors is an integer number (65283670350).

Almost surely, 2^666733340074 is an apocalyptic number.

666733340074 is a deficient number, since it is larger than the sum of its proper divisors (377805385526).

666733340074 is a wasteful number, since it uses less digits than its factorization.

666733340074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152710437.

The product of its (nonzero) digits is 4572288, while the sum is 49.

The spelling of 666733340074 in words is "six hundred sixty-six billion, seven hundred thirty-three million, three hundred forty thousand, seventy-four".