11061216552 has 32 divisors (see below), whose sum is σ = 27656035200. Its totient is φ = 3686673024.

The previous prime is 11061216539. The next prime is 11061216553. The reversal of 11061216552 is 25561216011.

It is a super-2 number, since 2×11061216552² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11061216553) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 274908 + ... + 312564.

It is an arithmetic number, because the mean of its divisors is an integer number (864251100).

Almost surely, 2^11061216552 is an apocalyptic number.

11061216552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11061216552 is an abundant number, since it is smaller than the sum of its proper divisors (16594818648).

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

11061216552 is a wasteful number, since it uses less digits than its factorization.

11061216552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49905 (or 49901 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 30.

The spelling of 11061216552 in words is "eleven billion, sixty-one million, two hundred sixteen thousand, five hundred fifty-two".