725712141441 has 32 divisors (see below), whose sum is σ = 1109532653568. Its totient is φ = 413311345920.

The previous prime is 725712141439. The next prime is 725712141461. The reversal of 725712141441 is 144141217527.

725712141441 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 725712141441 - 2¹ = 725712141439 is a prime.

It is a super-2 number, since 2×725712141441² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 725712141441.

It is not an unprimeable number, because it can be changed into a prime (725712141421) 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, 25169065 + ... + 25197881.

It is an arithmetic number, because the mean of its divisors is an integer number (34672895424).

Almost surely, 2^725712141441 is an apocalyptic number.

It is an amenable number.

725712141441 is a deficient number, since it is larger than the sum of its proper divisors (383820512127).

725712141441 is a wasteful number, since it uses less digits than its factorization.

725712141441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32781.

The product of its digits is 62720, while the sum is 39.

Adding to 725712141441 its reverse (144141217527), we get a palindrome (869853358968).

The spelling of 725712141441 in words is "seven hundred twenty-five billion, seven hundred twelve million, one hundred forty-one thousand, four hundred forty-one".