726347250041 has 4 divisors (see below), whose sum is σ = 830111142912. Its totient is φ = 622583357172.

The previous prime is 726347250029. The next prime is 726347250113. The reversal of 726347250041 is 140052743627.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 140052743627 = 19 ⋅7371197033.

It is not a de Polignac number, because 726347250041 - 2²⁶ = 726280141177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (726347250011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51881946425 + ... + 51881946438.

It is an arithmetic number, because the mean of its divisors is an integer number (207527785728).

Almost surely, 2^726347250041 is an apocalyptic number.

It is an amenable number.

726347250041 is a deficient number, since it is larger than the sum of its proper divisors (103763892871).

726347250041 is a wasteful number, since it uses less digits than its factorization.

726347250041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103763892870.

The product of its (nonzero) digits is 282240, while the sum is 41.

Adding to 726347250041 its reverse (140052743627), we get a palindrome (866399993668).

The spelling of 726347250041 in words is "seven hundred twenty-six billion, three hundred forty-seven million, two hundred fifty thousand, forty-one".