5511246144 has 56 divisors (see below), whose sum is σ = 14633508960. Its totient is φ = 1830572544.

The previous prime is 5511246113. The next prime is 5511246149. The reversal of 5511246144 is 4416421155.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5511246149) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3622 + ... + 105050.

It is an arithmetic number, because the mean of its divisors is an integer number (261312660).

Almost surely, 2^5511246144 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 5511246144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7316754480).

5511246144 is an abundant number, since it is smaller than the sum of its proper divisors (9122262816).

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

5511246144 is a wasteful number, since it uses less digits than its factorization.

5511246144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101727 (or 101717 counting only the distinct ones).

The product of its digits is 19200, while the sum is 33.

The square root of 5511246144 is about 74237.7676388508. The cubic root of 5511246144 is about 1766.3764638943.

Adding to 5511246144 its reverse (4416421155), we get a palindrome (9927667299).

The spelling of 5511246144 in words is "five billion, five hundred eleven million, two hundred forty-six thousand, one hundred forty-four".