11205344088 has 64 divisors (see below), whose sum is σ = 32764176000. Its totient is φ = 3538528416.

The previous prime is 11205344083. The next prime is 11205344167. The reversal of 11205344088 is 88044350211.

11205344088 is a `hidden beast` number, since 1 + 1 + 2 + 0 + 534 + 40 + 88 = 666.

It is a super-2 number, since 2×11205344088² (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 not an unprimeable number, because it can be changed into a prime (11205344083) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1361070 + ... + 1369277.

It is an arithmetic number, because the mean of its divisors is an integer number (511940250).

Almost surely, 2^11205344088 is an apocalyptic number.

11205344088 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

11205344088 is an abundant number, since it is smaller than the sum of its proper divisors (21558831912).

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

11205344088 is a wasteful number, since it uses less digits than its factorization.

11205344088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2730381 (or 2730371 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 36.

Adding to 11205344088 its reverse (88044350211), we get a palindrome (99249694299).

The spelling of 11205344088 in words is "eleven billion, two hundred five million, three hundred forty-four thousand, eighty-eight".