667462431674 has 8 divisors (see below), whose sum is σ = 1001635292448. Its totient is φ = 333584000860.

The previous prime is 667462431637. The next prime is 667462431683. The reversal of 667462431674 is 476134264766.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73601822 + ... + 73610889.

It is an arithmetic number, because the mean of its divisors is an integer number (125204411556).

Almost surely, 2^667462431674 is an apocalyptic number.

667462431674 is a deficient number, since it is larger than the sum of its proper divisors (334172860774).

667462431674 is a wasteful number, since it uses less digits than its factorization.

667462431674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147214980.

The product of its digits is 24385536, while the sum is 56.

The spelling of 667462431674 in words is "six hundred sixty-seven billion, four hundred sixty-two million, four hundred thirty-one thousand, six hundred seventy-four".