671083288444 has 48 divisors (see below), whose sum is σ = 1268008711200. Its totient is φ = 309723955200.

The previous prime is 671083288439. The next prime is 671083288451. The reversal of 671083288444 is 444882380176.

It is a super-2 number, since 2×671083288444² (a number of 24 digits) contains 22 as substring.

It is a congruent 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, 2256174 + ... + 2536234.

It is an arithmetic number, because the mean of its divisors is an integer number (26416848150).

Almost surely, 2^671083288444 is an apocalyptic number.

It is an amenable number.

671083288444 is a deficient number, since it is larger than the sum of its proper divisors (596925422756).

671083288444 is a wasteful number, since it uses less digits than its factorization.

671083288444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280894 (or 280892 counting only the distinct ones).

The product of its (nonzero) digits is 8257536, while the sum is 55.

The spelling of 671083288444 in words is "six hundred seventy-one billion, eighty-three million, two hundred eighty-eight thousand, four hundred forty-four".