11526406216 has 64 divisors (see below), whose sum is σ = 23556193920. Its totient is φ = 5255884800.

The previous prime is 11526406211. The next prime is 11526406247. The reversal of 11526406216 is 61260462511.

It is not an unprimeable number, because it can be changed into a prime (11526406211) 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, 3028971 + ... + 3032773.

It is an arithmetic number, because the mean of its divisors is an integer number (368065530).

Almost surely, 2^11526406216 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11526406216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11778096960).

11526406216 is an abundant number, since it is smaller than the sum of its proper divisors (12029787704).

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

11526406216 is a wasteful number, since it uses less digits than its factorization.

11526406216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4166 (or 4162 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 34.

Adding to 11526406216 its reverse (61260462511), we get a palindrome (72786868727).

The spelling of 11526406216 in words is "eleven billion, five hundred twenty-six million, four hundred six thousand, two hundred sixteen".