670650165008 has 20 divisors (see below), whose sum is σ = 1304561533968. Its totient is φ = 333989124000.

The previous prime is 670650165007. The next prime is 670650165131. The reversal of 670650165008 is 800561056076.

It is a self number, because there is not a number n which added to its sum of digits gives 670650165008.

It is not an unprimeable number, because it can be changed into a prime (670650165001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83493266 + ... + 83501297.

Almost surely, 2^670650165008 is an apocalyptic number.

It is an amenable number.

670650165008 is a deficient number, since it is larger than the sum of its proper divisors (633911368960).

670650165008 is a wasteful number, since it uses less digits than its factorization.

670650165008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166994822 (or 166994816 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 44.

The spelling of 670650165008 in words is "six hundred seventy billion, six hundred fifty million, one hundred sixty-five thousand, eight".