671081034670 has 32 divisors (see below), whose sum is σ = 1289778412032. Its totient is φ = 250790239392.

The previous prime is 671081034661. The next prime is 671081034809. The reversal of 671081034670 is 76430180176.

It is a Harshad number since it is a multiple of its sum of digits (43).

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, 33917362 + ... + 33937141.

It is an arithmetic number, because the mean of its divisors is an integer number (40305575376).

Almost surely, 2^671081034670 is an apocalyptic number.

671081034670 is a deficient number, since it is larger than the sum of its proper divisors (618697377362).

671081034670 is a wasteful number, since it uses less digits than its factorization.

671081034670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67854576.

The product of its (nonzero) digits is 169344, while the sum is 43.

The spelling of 671081034670 in words is "six hundred seventy-one billion, eighty-one million, thirty-four thousand, six hundred seventy".