667067007074 has 32 divisors (see below), whose sum is σ = 1134658560000. Its totient is φ = 291576703104.

The previous prime is 667067007067. The next prime is 667067007083. The reversal of 667067007074 is 470700760766.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1284767 + ... + 1727645.

It is an arithmetic number, because the mean of its divisors is an integer number (35458080000).

Almost surely, 2^667067007074 is an apocalyptic number.

667067007074 is a deficient number, since it is larger than the sum of its proper divisors (467591552926).

667067007074 is a wasteful number, since it uses less digits than its factorization.

667067007074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 445962.

The product of its (nonzero) digits is 2074464, while the sum is 50.

The spelling of 667067007074 in words is "six hundred sixty-seven billion, sixty-seven million, seven thousand, seventy-four".