11353215552 has 112 divisors (see below), whose sum is σ = 34464589440. Its totient is φ = 3231055872.

The previous prime is 11353215469. The next prime is 11353215581. The reversal of 11353215552 is 25551235311.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (112).

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, 328974 + ... + 361842.

Almost surely, 2^11353215552 is an apocalyptic number.

11353215552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11353215552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17232294720).

11353215552 is an abundant number, since it is smaller than the sum of its proper divisors (23111373888).

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

11353215552 is a wasteful number, since it uses less digits than its factorization.

11353215552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33148 (or 33138 counting only the distinct ones).

The product of its digits is 22500, while the sum is 33.

The spelling of 11353215552 in words is "eleven billion, three hundred fifty-three million, two hundred fifteen thousand, five hundred fifty-two".