11001111099864 has 32 divisors (see below), whose sum is σ = 28451149398000. Its totient is φ = 3540587480192.

The previous prime is 11001111099863. The next prime is 11001111099919. The reversal of 11001111099864 is 46899011110011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11001111099863) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7903096359 + ... + 7903097750.

Almost surely, 2^{11001111099864} is an apocalyptic number.

It is an amenable number.

11001111099864 is an abundant number, since it is smaller than the sum of its proper divisors (17450038298136).

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

11001111099864 is a wasteful number, since it uses less digits than its factorization.

11001111099864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15806194147 (or 15806194143 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 42.

The spelling of 11001111099864 in words is "eleven trillion, one billion, one hundred eleven million, ninety-nine thousand, eight hundred sixty-four".