671110110441 has 12 divisors (see below), whose sum is σ = 995580764932. Its totient is φ = 435314666016.

The previous prime is 671110110427. The next prime is 671110110443. The reversal of 671110110441 is 144011011176.

It can be written as a sum of positive squares in 2 ways, for example, as 265590776025 + 405519334416 = 515355^2 + 636804^2 .

It is not a de Polignac number, because 671110110441 - 2⁷ = 671110110313 is a prime.

It is a super-2 number, since 2×671110110441² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (671110110443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1007672506 + ... + 1007673171.

Almost surely, 2^671110110441 is an apocalyptic number.

It is an amenable number.

671110110441 is a deficient number, since it is larger than the sum of its proper divisors (324470654491).

671110110441 is a wasteful number, since it uses less digits than its factorization.

671110110441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2015345720 (or 2015345717 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 27.

The spelling of 671110110441 in words is "six hundred seventy-one billion, one hundred ten million, one hundred ten thousand, four hundred forty-one".