671086684315 has 16 divisors (see below), whose sum is σ = 807935456448. Its totient is φ = 535115441536.

The previous prime is 671086684271. The next prime is 671086684339. The reversal of 671086684315 is 513486680176.

It is a cyclic number.

It is not a de Polignac number, because 671086684315 - 2²¹ = 671084587163 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18658089 + ... + 18694021.

It is an arithmetic number, because the mean of its divisors is an integer number (50495966028).

Almost surely, 2^671086684315 is an apocalyptic number.

671086684315 is a deficient number, since it is larger than the sum of its proper divisors (136848772133).

671086684315 is a wasteful number, since it uses less digits than its factorization.

671086684315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48038.

The product of its (nonzero) digits is 5806080, while the sum is 55.

The spelling of 671086684315 in words is "six hundred seventy-one billion, eighty-six million, six hundred eighty-four thousand, three hundred fifteen".