726411587506 has 16 divisors (see below), whose sum is σ = 1190593841760. Its totient is φ = 329653658880.

The previous prime is 726411587491. The next prime is 726411587507. The reversal of 726411587506 is 605785114627.

It is not an unprimeable number, because it can be changed into a prime (726411587507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26657391 + ... + 26684626.

It is an arithmetic number, because the mean of its divisors is an integer number (74412115110).

Almost surely, 2^726411587506 is an apocalyptic number.

726411587506 is a deficient number, since it is larger than the sum of its proper divisors (464182254254).

726411587506 is a wasteful number, since it uses less digits than its factorization.

726411587506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53342649.

The product of its (nonzero) digits is 2822400, while the sum is 52.

The spelling of 726411587506 in words is "seven hundred twenty-six billion, four hundred eleven million, five hundred eighty-seven thousand, five hundred six".