670183352172 has 48 divisors (see below), whose sum is σ = 1793561190400. Its totient is φ = 216188177040.

The previous prime is 670183352149. The next prime is 670183352183. The reversal of 670183352172 is 271253381076.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

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 15 ways as a sum of consecutive naturals, for example, 100083772 + ... + 100090467.

Almost surely, 2^670183352172 is an apocalyptic number.

670183352172 is a gapful number since it is divisible by the number (62) formed by its first and last digit.

It is an amenable number.

670183352172 is an abundant number, since it is smaller than the sum of its proper divisors (1123377838228).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

670183352172 is a wasteful number, since it uses less digits than its factorization.

670183352172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200174283 (or 200174275 counting only the distinct ones).

The product of its (nonzero) digits is 423360, while the sum is 45.

The spelling of 670183352172 in words is "six hundred seventy billion, one hundred eighty-three million, three hundred fifty-two thousand, one hundred seventy-two".