8731344493672 has 32 divisors (see below), whose sum is σ = 16412487537600. Its totient is φ = 4354694959104.

The previous prime is 8731344493649. The next prime is 8731344493769. The reversal of 8731344493672 is 2763944431378.

It is a self number, because there is not a number n which added to its sum of digits gives 8731344493672.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4200843 + ... + 5925349.

It is an arithmetic number, because the mean of its divisors is an integer number (512890235550).

Almost surely, 2^{8731344493672} is an apocalyptic number.

It is an amenable number.

8731344493672 is a deficient number, since it is larger than the sum of its proper divisors (7681143043928).

8731344493672 is a wasteful number, since it uses less digits than its factorization.

8731344493672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1726105 (or 1726101 counting only the distinct ones).

The product of its digits is 73156608, while the sum is 61.

The spelling of 8731344493672 in words is "eight trillion, seven hundred thirty-one billion, three hundred forty-four million, four hundred ninety-three thousand, six hundred seventy-two".