670312549999 has 8 divisors (see below), whose sum is σ = 711311771520. Its totient is φ = 630301261656.

The previous prime is 670312549993. The next prime is 670312550041. The reversal of 670312549999 is 999945213076.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-670312549999 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 670312549999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (670312549993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 246981897 + ... + 246984610.

It is an arithmetic number, because the mean of its divisors is an integer number (88913971440).

Almost surely, 2^670312549999 is an apocalyptic number.

670312549999 is a deficient number, since it is larger than the sum of its proper divisors (40999221521).

670312549999 is a wasteful number, since it uses less digits than its factorization.

670312549999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 493966589.

The product of its (nonzero) digits is 33067440, while the sum is 64.

The spelling of 670312549999 in words is "six hundred seventy billion, three hundred twelve million, five hundred forty-nine thousand, nine hundred ninety-nine".