671513714774 has 48 divisors (see below), whose sum is σ = 1219294296000. Its totient is φ = 276334276176.

The previous prime is 671513714693. The next prime is 671513714777. The reversal of 671513714774 is 477417315176.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (671513714777) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1101824 + ... + 1599075.

It is an arithmetic number, because the mean of its divisors is an integer number (25401964500).

Almost surely, 2^671513714774 is an apocalyptic number.

671513714774 is a deficient number, since it is larger than the sum of its proper divisors (547780581226).

671513714774 is a wasteful number, since it uses less digits than its factorization.

671513714774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2701017 (or 2701010 counting only the distinct ones).

The product of its digits is 3457440, while the sum is 53.

The spelling of 671513714774 in words is "six hundred seventy-one billion, five hundred thirteen million, seven hundred fourteen thousand, seven hundred seventy-four".