11325505044 has 144 divisors (see below), whose sum is σ = 31411195200. Its totient is φ = 3166055424.

The previous prime is 11325505039. The next prime is 11325505099. The reversal of 11325505044 is 44050552311.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5318572 + ... + 5320700.

It is an arithmetic number, because the mean of its divisors is an integer number (218133300).

Almost surely, 2^11325505044 is an apocalyptic number.

11325505044 is a gapful number since it is divisible by the number (14) 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 11325505044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15705597600).

11325505044 is an abundant number, since it is smaller than the sum of its proper divisors (20085690156).

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

11325505044 is a wasteful number, since it uses less digits than its factorization.

11325505044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2342 (or 2333 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 30.

The spelling of 11325505044 in words is "eleven billion, three hundred twenty-five million, five hundred five thousand, forty-four".