11719118516 has 36 divisors (see below), whose sum is σ = 24894037728. Its totient is φ = 4804108848.

The previous prime is 11719118513. The next prime is 11719118549. The reversal of 11719118516 is 61581191711.

11719118516 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 (11719118513) 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 11 ways as a sum of consecutive naturals, for example, 1295306 + ... + 1304321.

It is an arithmetic number, because the mean of its divisors is an integer number (691501048).

Almost surely, 2^11719118516 is an apocalyptic number.

It is an amenable number.

11719118516 is an abundant number, since it is smaller than the sum of its proper divisors (13174919212).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11719118516 is a wasteful number, since it uses less digits than its factorization.

11719118516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2599668 (or 2599659 counting only the distinct ones).

The product of its digits is 15120, while the sum is 41.

The spelling of 11719118516 in words is "eleven billion, seven hundred nineteen million, one hundred eighteen thousand, five hundred sixteen".