671117337802 has 8 divisors (see below), whose sum is σ = 1006687713636. Its totient is φ = 335554766592.

The previous prime is 671117337791. The next prime is 671117337851. The reversal of 671117337802 is 208733711176.

It can be written as a sum of positive squares in 2 ways, for example, as 662906984481 + 8210353321 = 814191^2 + 90611^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1731223 + ... + 2083114.

Almost surely, 2^671117337802 is an apocalyptic number.

671117337802 is a deficient number, since it is larger than the sum of its proper divisors (335570375834).

671117337802 is a wasteful number, since it uses less digits than its factorization.

671117337802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3902312.

The product of its (nonzero) digits is 296352, while the sum is 46.

The spelling of 671117337802 in words is "six hundred seventy-one billion, one hundred seventeen million, three hundred thirty-seven thousand, eight hundred two".