671044601677163 has 32 divisors (see below), whose sum is σ = 807512469504000. Its totient is φ = 544745895835680.

The previous prime is 671044601677139. The next prime is 671044601677211. The reversal of 671044601677163 is 361776106440176.

It is not a de Polignac number, because 671044601677163 - 2¹⁴ = 671044601660779 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (671044601677133) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17197873868 + ... + 17197912886.

It is an arithmetic number, because the mean of its divisors is an integer number (25234764672000).

Almost surely, 2^{671044601677163} is an apocalyptic number.

671044601677163 is a deficient number, since it is larger than the sum of its proper divisors (136467867826837).

671044601677163 is a wasteful number, since it uses less digits than its factorization.

671044601677163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74295.

The product of its (nonzero) digits is 21337344, while the sum is 59.

The spelling of 671044601677163 in words is "six hundred seventy-one trillion, forty-four billion, six hundred one million, six hundred seventy-seven thousand, one hundred sixty-three".