11005688304 has 90 divisors (see below), whose sum is σ = 33352247760. Its totient is φ = 3386358144.

The previous prime is 11005688273. The next prime is 11005688321. The reversal of 11005688304 is 40388650011.

11005688304 is a `hidden beast` number, since 1 + 10 + 0 + 568 + 83 + 0 + 4 = 666.

It is a super-2 number, since 2×11005688304² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 201784 + ... + 250455.

Almost surely, 2^11005688304 is an apocalyptic number.

It is an amenable number.

11005688304 is an abundant number, since it is smaller than the sum of its proper divisors (22346559456).

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

11005688304 is a wasteful number, since it uses less digits than its factorization.

11005688304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 452279 (or 452257 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 36.

The spelling of 11005688304 in words is "eleven billion, five million, six hundred eighty-eight thousand, three hundred four".