667273400674 has 8 divisors (see below), whose sum is σ = 1006150468608. Its totient is φ = 331889911140.

The previous prime is 667273400587. The next prime is 667273400699. The reversal of 667273400674 is 476004372766.

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 873394122 + ... + 873394885.

It is an arithmetic number, because the mean of its divisors is an integer number (125768808576).

Almost surely, 2^667273400674 is an apocalyptic number.

667273400674 is a deficient number, since it is larger than the sum of its proper divisors (338877067934).

667273400674 is a wasteful number, since it uses less digits than its factorization.

667273400674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1746789200.

The product of its (nonzero) digits is 7112448, while the sum is 52.

The spelling of 667273400674 in words is "six hundred sixty-seven billion, two hundred seventy-three million, four hundred thousand, six hundred seventy-four".