5511044000 has 384 divisors, whose sum is σ = 17492267520. Its totient is φ = 1655808000.

The previous prime is 5511043999. The next prime is 5511044051. The reversal of 5511044000 is 4401155.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 8931692 + ... + 8932308.

It is an arithmetic number, because the mean of its divisors is an integer number (45552780).

Almost surely, 2^5511044000 is an apocalyptic number.

5511044000 is a gapful number since it is divisible by the number (50) 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 5511044000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8746133760).

5511044000 is an abundant number, since it is smaller than the sum of its proper divisors (11981223520).

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

5511044000 is a wasteful number, since it uses less digits than its factorization.

5511044000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 689 (or 671 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 20.

The square root of 5511044000 is about 74236.4061630141. The cubic root of 5511044000 is about 1766.3548676430.

Adding to 5511044000 its reverse (4401155), we get a palindrome (5515445155).

The spelling of 5511044000 in words is "five billion, five hundred eleven million, forty-four thousand".