11725711718 has 16 divisors (see below), whose sum is σ = 21159179520. Its totient is φ = 4760815176.

The previous prime is 11725711717. The next prime is 11725711721. The reversal of 11725711718 is 81711752711.

11725711718 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11725711717) 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, 22040546 + ... + 22041077.

It is an arithmetic number, because the mean of its divisors is an integer number (1322448720).

Almost surely, 2^11725711718 is an apocalyptic number.

11725711718 is a deficient number, since it is larger than the sum of its proper divisors (9433467802).

11725711718 is a wasteful number, since it uses less digits than its factorization.

11725711718 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44081651.

The product of its digits is 27440, while the sum is 41.

The spelling of 11725711718 in words is "eleven billion, seven hundred twenty-five million, seven hundred eleven thousand, seven hundred eighteen".