670732700717 has 4 divisors (see below), whose sum is σ = 670923415836. Its totient is φ = 670541985600.

The previous prime is 670732700713. The next prime is 670732700719. The reversal of 670732700717 is 717007237076.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 305262880036 + 365469820681 = 552506^2 + 604541^2 .

It is a cyclic number.

It is not a de Polignac number, because 670732700717 - 2² = 670732700713 is a prime.

It is a super-2 number, since 2×670732700717² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (670732700713) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 95352284 + ... + 95359317.

It is an arithmetic number, because the mean of its divisors is an integer number (167730853959).

Almost surely, 2^670732700717 is an apocalyptic number.

It is an amenable number.

670732700717 is a deficient number, since it is larger than the sum of its proper divisors (190715119).

670732700717 is a wasteful number, since it uses less digits than its factorization.

670732700717 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190715118.

The product of its (nonzero) digits is 605052, while the sum is 47.

The spelling of 670732700717 in words is "six hundred seventy billion, seven hundred thirty-two million, seven hundred thousand, seven hundred seventeen".