671066242012 has 12 divisors (see below), whose sum is σ = 1174431144096. Its totient is φ = 335514486560.

The previous prime is 671066242009. The next prime is 671066242069. The reversal of 671066242012 is 210242660176.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4577428 + ... + 4721755.

It is an arithmetic number, because the mean of its divisors is an integer number (97869262008).

Almost surely, 2^671066242012 is an apocalyptic number.

It is an amenable number.

671066242012 is a deficient number, since it is larger than the sum of its proper divisors (503364902084).

671066242012 is a wasteful number, since it uses less digits than its factorization.

671066242012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9317228 (or 9317226 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 37.

The spelling of 671066242012 in words is "six hundred seventy-one billion, sixty-six million, two hundred forty-two thousand, twelve".