11552004040 has 64 divisors (see below), whose sum is σ = 26607398400. Its totient is φ = 4511862528.

The previous prime is 11552004029. The next prime is 11552004071. The reversal of 11552004040 is 4040025511.

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, 818322 + ... + 832318.

It is an arithmetic number, because the mean of its divisors is an integer number (415740600).

Almost surely, 2^11552004040 is an apocalyptic number.

11552004040 is a gapful number since it is divisible by the number (10) 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 11552004040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13303699200).

11552004040 is an abundant number, since it is smaller than the sum of its proper divisors (15055394360).

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

11552004040 is a wasteful number, since it uses less digits than its factorization.

11552004040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14494 (or 14490 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 22.

Adding to 11552004040 its reverse (4040025511), we get a palindrome (15592029551).

The spelling of 11552004040 in words is "eleven billion, five hundred fifty-two million, four thousand, forty".