11520004076 has 72 divisors (see below), whose sum is σ = 24715943280. Its totient is φ = 4671571968.

The previous prime is 11520004063. The next prime is 11520004081. The reversal of 11520004076 is 67040002511.

It is a super-2 number, since 2×11520004076² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4441436 + ... + 4444028.

It is an arithmetic number, because the mean of its divisors is an integer number (343276990).

Almost surely, 2^11520004076 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 11520004076, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12357971640).

11520004076 is an abundant number, since it is smaller than the sum of its proper divisors (13195939204).

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

11520004076 is a wasteful number, since it uses less digits than its factorization.

11520004076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3823 (or 3814 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 26.

Adding to 11520004076 its reverse (67040002511), we get a palindrome (78560006587).

The spelling of 11520004076 in words is "eleven billion, five hundred twenty million, four thousand, seventy-six".