671615170207 has 8 divisors (see below), whose sum is σ = 707051113200. Its totient is φ = 636188004864.

The previous prime is 671615170201. The next prime is 671615170211. The reversal of 671615170207 is 702071516176.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-671615170207 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 (671615170201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2037058 + ... + 2343679.

It is an arithmetic number, because the mean of its divisors is an integer number (88381389150).

Almost surely, 2^671615170207 is an apocalyptic number.

671615170207 is a deficient number, since it is larger than the sum of its proper divisors (35435942993).

671615170207 is a wasteful number, since it uses less digits than its factorization.

671615170207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4388825.

The product of its (nonzero) digits is 123480, while the sum is 43.

The spelling of 671615170207 in words is "six hundred seventy-one billion, six hundred fifteen million, one hundred seventy thousand, two hundred seven".