667333406674 has 32 divisors (see below), whose sum is σ = 1103413752000. Its totient is φ = 300163799040.

The previous prime is 667333406671. The next prime is 667333406717. The reversal of 667333406674 is 476604333766.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (667333406671) 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, 18866097 + ... + 18901435.

It is an arithmetic number, because the mean of its divisors is an integer number (34481679750).

Almost surely, 2^667333406674 is an apocalyptic number.

667333406674 is a deficient number, since it is larger than the sum of its proper divisors (436080345326).

667333406674 is a wasteful number, since it uses less digits than its factorization.

667333406674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44298.

The product of its (nonzero) digits is 27433728, while the sum is 55.

The spelling of 667333406674 in words is "six hundred sixty-seven billion, three hundred thirty-three million, four hundred six thousand, six hundred seventy-four".