11055615505500 has 96 divisors (see below), whose sum is σ = 32195253242880. Its totient is φ = 2948045006400.

The previous prime is 11055615505427. The next prime is 11055615505513. The reversal of 11055615505500 is 550551655011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 40723209 + ... + 40993791.

It is an arithmetic number, because the mean of its divisors is an integer number (335367221280).

Almost surely, 2^{11055615505500} is an apocalyptic number.

11055615505500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11055615505500 is an abundant number, since it is smaller than the sum of its proper divisors (21139637737380).

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

11055615505500 is a wasteful number, since it uses less digits than its factorization.

11055615505500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 297844 (or 297832 counting only the distinct ones).

The product of its (nonzero) digits is 93750, while the sum is 39.

The spelling of 11055615505500 in words is "eleven trillion, fifty-five billion, six hundred fifteen million, five hundred five thousand, five hundred".