725089716484 has 45 divisors (see below), whose sum is σ = 1480473807477. Its totient is φ = 310716971712.

The previous prime is 725089716367. The next prime is 725089716493. The reversal of 725089716484 is 484617980527.

The square root of 725089716484 is 851522.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 651930286084 + 73159430400 = 807422^2 + 270480^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 83444812 + ... + 83453500.

Almost surely, 2^725089716484 is an apocalyptic number.

725089716484 is the 851522-nd square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 725089716484

725089716484 is an abundant number, since it is smaller than the sum of its proper divisors (755384090993).

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

725089716484 is an frugal number, since it uses more digits than its factorization.

725089716484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17410 (or 8698 counting only the distinct ones).

The product of its (nonzero) digits is 27095040, while the sum is 61.

The spelling of 725089716484 in words is "seven hundred twenty-five billion, eighty-nine million, seven hundred sixteen thousand, four hundred eighty-four".