11011684944 has 40 divisors (see below), whose sum is σ = 30635073952. Its totient is φ = 3388210560.

The previous prime is 11011684939. The next prime is 11011684967. The reversal of 11011684944 is 44948611011.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8822842 + ... + 8824089.

Almost surely, 2^11011684944 is an apocalyptic number.

It is an amenable number.

11011684944 is an abundant number, since it is smaller than the sum of its proper divisors (19623389008).

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

11011684944 is a wasteful number, since it uses less digits than its factorization.

11011684944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17646955 (or 17646949 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 39.

The spelling of 11011684944 in words is "eleven billion, eleven million, six hundred eighty-four thousand, nine hundred forty-four".