11681125726 has 8 divisors (see below), whose sum is σ = 17531874864. Its totient is φ = 5837167440.

The previous prime is 11681125669. The next prime is 11681125739. The reversal of 11681125726 is 62752118611.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1693410 + ... + 1700293.

It is an arithmetic number, because the mean of its divisors is an integer number (2191484358).

Almost surely, 2^11681125726 is an apocalyptic number.

11681125726 is a deficient number, since it is larger than the sum of its proper divisors (5850749138).

11681125726 is a wasteful number, since it uses less digits than its factorization.

11681125726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3395426.

The product of its digits is 40320, while the sum is 40.

The spelling of 11681125726 in words is "eleven billion, six hundred eighty-one million, one hundred twenty-five thousand, seven hundred twenty-six".