1312652243816 has 16 divisors (see below), whose sum is σ = 2480010920640. Its totient is φ = 651315998320.

The previous prime is 1312652243809. The next prime is 1312652243873. The reversal of 1312652243816 is 6183422562131.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 626264336 + ... + 626266431.

It is an arithmetic number, because the mean of its divisors is an integer number (155000682540).

Almost surely, 2^{1312652243816} is an apocalyptic number.

It is an amenable number.

1312652243816 is a deficient number, since it is larger than the sum of its proper divisors (1167358676824).

1312652243816 is a wasteful number, since it uses less digits than its factorization.

1312652243816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1252530904 (or 1252530900 counting only the distinct ones).

The product of its digits is 414720, while the sum is 44.

The spelling of 1312652243816 in words is "one trillion, three hundred twelve billion, six hundred fifty-two million, two hundred forty-three thousand, eight hundred sixteen".