670760520523673 has 8 divisors (see below), whose sum is σ = 671110880448456. Its totient is φ = 670410187532800.

The previous prime is 670760520523601. The next prime is 670760520523739. The reversal of 670760520523673 is 376325025067076.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 14728194579289 + 656032325944384 = 3837733^2 + 25613128^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 670760520523673 - 2²² = 670760516329369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (670760580523673) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43184015 + ... + 56624907.

It is an arithmetic number, because the mean of its divisors is an integer number (83888860056057).

Almost surely, 2^{670760520523673} is an apocalyptic number.

It is an amenable number.

670760520523673 is a deficient number, since it is larger than the sum of its proper divisors (350359924783).

670760520523673 is a wasteful number, since it uses less digits than its factorization.

670760520523673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13466955.

The product of its (nonzero) digits is 66679200, while the sum is 59.

The spelling of 670760520523673 in words is "six hundred seventy trillion, seven hundred sixty billion, five hundred twenty million, five hundred twenty-three thousand, six hundred seventy-three".