727131936897 has 12 divisors (see below), whose sum is σ = 1095966977664. Its totient is φ = 463678336440.

The previous prime is 727131936889. The next prime is 727131936901. The reversal of 727131936897 is 798639131727.

It is not a de Polignac number, because 727131936897 - 2³ = 727131936889 is a prime.

It is not an unprimeable number, because it can be changed into a prime (727131936857) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1756357129 + ... + 1756357542.

It is an arithmetic number, because the mean of its divisors is an integer number (91330581472).

Almost surely, 2^727131936897 is an apocalyptic number.

It is an amenable number.

727131936897 is a deficient number, since it is larger than the sum of its proper divisors (368835040767).

727131936897 is a wasteful number, since it uses less digits than its factorization.

727131936897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3512714700 (or 3512714697 counting only the distinct ones).

The product of its digits is 24004512, while the sum is 63.

The spelling of 727131936897 in words is "seven hundred twenty-seven billion, one hundred thirty-one million, nine hundred thirty-six thousand, eight hundred ninety-seven".