11113334666784 has 144 divisors (see below), whose sum is σ = 36289516011840. Its totient is φ = 3160189831680.

The previous prime is 11113334666773. The next prime is 11113334666789. The reversal of 11113334666784 is 48766643331111.

It is a tau number, because it is divible by the number of its divisors (144).

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 11113334666784.

It is not an unprimeable number, because it can be changed into a prime (11113334666789) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12637579 + ... + 13488330.

It is an arithmetic number, because the mean of its divisors is an integer number (252010527860).

Almost surely, 2^{11113334666784} is an apocalyptic number.

11113334666784 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

11113334666784 is an abundant number, since it is smaller than the sum of its proper divisors (25176181345056).

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

11113334666784 is a wasteful number, since it uses less digits than its factorization.

11113334666784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26126143 (or 26126132 counting only the distinct ones).

The product of its digits is 5225472, while the sum is 54.

Adding to 11113334666784 its reverse (48766643331111), we get a palindrome (59879977997895).

The spelling of 11113334666784 in words is "eleven trillion, one hundred thirteen billion, three hundred thirty-four million, six hundred sixty-six thousand, seven hundred eighty-four".