670611702272 has 30 divisors (see below), whose sum is σ = 1339950640479. Its totient is φ = 335296586240.

The previous prime is 670611702263. The next prime is 670611702317. The reversal of 670611702272 is 272207116076.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in only one way, i.e., 335305851136 + 335305851136 = 579056^2 + 579056^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=579056.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 18511697 + ... + 18547887.

Almost surely, 2^670611702272 is an apocalyptic number.

It is an amenable number.

670611702272 is a deficient number, since it is larger than the sum of its proper divisors (669338938207).

670611702272 is an frugal number, since it uses more digits than its factorization.

670611702272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72400 (or 36193 counting only the distinct ones).

The product of its (nonzero) digits is 98784, while the sum is 41.

The spelling of 670611702272 in words is "six hundred seventy billion, six hundred eleven million, seven hundred two thousand, two hundred seventy-two".