66667334074 has 32 divisors (see below), whose sum is σ = 111737102400. Its totient is φ = 29569948800.

The previous prime is 66667334051. The next prime is 66667334077. The reversal of 66667334074 is 47043376666.

It is not an unprimeable number, because it can be changed into a prime (66667334077) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 958764 + ... + 1025944.

It is an arithmetic number, because the mean of its divisors is an integer number (3491784450).

Almost surely, 2^66667334074 is an apocalyptic number.

66667334074 is a deficient number, since it is larger than the sum of its proper divisors (45069768326).

66667334074 is a wasteful number, since it uses less digits than its factorization.

66667334074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68286.

The product of its (nonzero) digits is 9144576, while the sum is 52.

The spelling of 66667334074 in words is "sixty-six billion, six hundred sixty-seven million, three hundred thirty-four thousand, seventy-four".