725031714816 has 108 divisors (see below), whose sum is σ = 2094531482862. Its totient is φ = 241676845056.

The previous prime is 725031714793. The next prime is 725031714829. The reversal of 725031714816 is 618417130527.

725031714816 is a `hidden beast` number, since 7 + 250 + 317 + 1 + 4 + 81 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 586290364416 + 138741350400 = 765696^2 + 372480^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 872340 + ... + 1486956.

Almost surely, 2^725031714816 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 725031714816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1047265741431).

725031714816 is an abundant number, since it is smaller than the sum of its proper divisors (1369499768046).

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

725031714816 is an frugal number, since it uses more digits than its factorization.

725031714816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 614657 (or 614622 counting only the distinct ones).

The product of its (nonzero) digits is 282240, while the sum is 45.

The spelling of 725031714816 in words is "seven hundred twenty-five billion, thirty-one million, seven hundred fourteen thousand, eight hundred sixteen".