726131174166044 has 12 divisors (see below), whose sum is σ = 1270729859704368. Its totient is φ = 363065499964800.

The previous prime is 726131174166031. The next prime is 726131174166077. The reversal of 726131174166044 is 440661471131627.

It is a congruent number.

It is an unprimeable number.

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, 774992 + ... + 38116439.

It is an arithmetic number, because the mean of its divisors is an integer number (105894154975364).

Almost surely, 2^{726131174166044} is an apocalyptic number.

It is an amenable number.

726131174166044 is a deficient number, since it is larger than the sum of its proper divisors (544598685538324).

726131174166044 is a wasteful number, since it uses less digits than its factorization.

726131174166044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43559116 (or 43559114 counting only the distinct ones).

The product of its (nonzero) digits is 4064256, while the sum is 53.

The spelling of 726131174166044 in words is "seven hundred twenty-six trillion, one hundred thirty-one billion, one hundred seventy-four million, one hundred sixty-six thousand, forty-four".