11155543364 has 48 divisors (see below), whose sum is σ = 22928519040. Its totient is φ = 4648803840.

The previous prime is 11155543331. The next prime is 11155543381. The reversal of 11155543364 is 46334555111.

It is a super-2 number, since 2×11155543364² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2628284 + ... + 2632524.

It is an arithmetic number, because the mean of its divisors is an integer number (477677480).

Almost surely, 2^11155543364 is an apocalyptic number.

11155543364 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

11155543364 is an abundant number, since it is smaller than the sum of its proper divisors (11772975676).

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

11155543364 is a wasteful number, since it uses less digits than its factorization.

11155543364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6828 (or 6826 counting only the distinct ones).

The product of its digits is 108000, while the sum is 38.

The spelling of 11155543364 in words is "eleven billion, one hundred fifty-five million, five hundred forty-three thousand, three hundred sixty-four".