11553357216 has 96 divisors (see below), whose sum is σ = 32717659968. Its totient is φ = 3556167680.

The previous prime is 11553357209. The next prime is 11553357229. The reversal of 11553357216 is 61275335511.

It is a tau number, because it is divible by the number of its divisors (96).

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, 19711 + ... + 153281.

It is an arithmetic number, because the mean of its divisors is an integer number (340808958).

Almost surely, 2^11553357216 is an apocalyptic number.

11553357216 is a gapful number since it is divisible by the number (16) 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 11553357216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16358829984).

11553357216 is an abundant number, since it is smaller than the sum of its proper divisors (21164302752).

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

11553357216 is a wasteful number, since it uses less digits than its factorization.

11553357216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133654 (or 133646 counting only the distinct ones).

The product of its digits is 94500, while the sum is 39.

The spelling of 11553357216 in words is "eleven billion, five hundred fifty-three million, three hundred fifty-seven thousand, two hundred sixteen".