11211179418 has 12 divisors (see below), whose sum is σ = 24290888778. Its totient is φ = 3737059800.

The previous prime is 11211179417. The next prime is 11211179453. The reversal of 11211179418 is 81497111211.

11211179418 is a `hidden beast` number, since 1 + 121 + 117 + 9 + 418 = 666.

It can be written as a sum of positive squares in only one way, i.e., 8492912649 + 2718266769 = 92157^2 + 52137^2 .

It is not an unprimeable number, because it can be changed into a prime (11211179417) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 311421633 + ... + 311421668.

Almost surely, 2^11211179418 is an apocalyptic number.

11211179418 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

11211179418 is an abundant number, since it is smaller than the sum of its proper divisors (13079709360).

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

11211179418 is a wasteful number, since it uses less digits than its factorization.

11211179418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 622843309 (or 622843306 counting only the distinct ones).

The product of its digits is 4032, while the sum is 36.

The spelling of 11211179418 in words is "eleven billion, two hundred eleven million, one hundred seventy-nine thousand, four hundred eighteen".