727861622564 has 12 divisors (see below), whose sum is σ = 1275856291584. Its totient is φ = 363331253544.

The previous prime is 727861622563. The next prime is 727861622581. The reversal of 727861622564 is 465226168727.

It is not an unprimeable number, because it can be changed into a prime (727861622563) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 149886704 + ... + 149891559.

It is an arithmetic number, because the mean of its divisors is an integer number (106321357632).

Almost surely, 2^727861622564 is an apocalyptic number.

It is an amenable number.

727861622564 is a deficient number, since it is larger than the sum of its proper divisors (547994669020).

727861622564 is a wasteful number, since it uses less digits than its factorization.

727861622564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 299778874 (or 299778872 counting only the distinct ones).

The product of its digits is 13547520, while the sum is 56.

The spelling of 727861622564 in words is "seven hundred twenty-seven billion, eight hundred sixty-one million, six hundred twenty-two thousand, five hundred sixty-four".