727198988916 has 96 divisors (see below), whose sum is σ = 1767725850240. Its totient is φ = 232391222784.

The previous prime is 727198988903. The next prime is 727198988917. The reversal of 727198988916 is 619889891727.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (727198988917) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 28231155 + ... + 28256901.

It is an arithmetic number, because the mean of its divisors is an integer number (18413810940).

Almost surely, 2^727198988916 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 727198988916, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (883862925120).

727198988916 is an abundant number, since it is smaller than the sum of its proper divisors (1040526861324).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

727198988916 is a wasteful number, since it uses less digits than its factorization.

727198988916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26353 (or 26351 counting only the distinct ones).

The product of its digits is 219469824, while the sum is 75.

The spelling of 727198988916 in words is "seven hundred twenty-seven billion, one hundred ninety-eight million, nine hundred eighty-eight thousand, nine hundred sixteen".