670370723717 has 4 divisors (see below), whose sum is σ = 673298107020. Its totient is φ = 667443340416.

The previous prime is 670370723683. The next prime is 670370723723. The reversal of 670370723717 is 717327073076.

670370723717 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 354893041441 + 315477682276 = 595729^2 + 561674^2 .

It is a cyclic number.

It is not a de Polignac number, because 670370723717 - 2²⁰ = 670369675141 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (670370720717) 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, 1463691308 + ... + 1463691765.

It is an arithmetic number, because the mean of its divisors is an integer number (168324526755).

Almost surely, 2^670370723717 is an apocalyptic number.

It is an amenable number.

670370723717 is a deficient number, since it is larger than the sum of its proper divisors (2927383303).

670370723717 is a wasteful number, since it uses less digits than its factorization.

670370723717 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2927383302.

The product of its (nonzero) digits is 1815156, while the sum is 50.

The spelling of 670370723717 in words is "six hundred seventy billion, three hundred seventy million, seven hundred twenty-three thousand, seven hundred seventeen".