671045444771036 has 12 divisors (see below), whose sum is σ = 1174496265517512. Its totient is φ = 335475083194608.

The previous prime is 671045444771029. The next prime is 671045444771059. The reversal of 671045444771036 is 630177444540176.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11909766035 + ... + 11909822378.

It is an arithmetic number, because the mean of its divisors is an integer number (97874688793126).

Almost surely, 2^{671045444771036} is an apocalyptic number.

It is an amenable number.

671045444771036 is a deficient number, since it is larger than the sum of its proper divisors (503450820746476).

671045444771036 is a wasteful number, since it uses less digits than its factorization.

671045444771036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23819595460 (or 23819595458 counting only the distinct ones).

The product of its (nonzero) digits is 47416320, while the sum is 59.

The spelling of 671045444771036 in words is "six hundred seventy-one trillion, forty-five billion, four hundred forty-four million, seven hundred seventy-one thousand, thirty-six".