5531133040 has 80 divisors (see below), whose sum is σ = 13022479008. Its totient is φ = 2184634368.

The previous prime is 5531133037. The next prime is 5531133059. The reversal of 5531133040 is 403311355.

It is a tau number, because it is divible by the number of its divisors (80).

It is a junction number, because it is equal to n+sod(n) for n = 5531132996 and 5531133014.

It is a congruent number.

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, 2774284 + ... + 2776276.

Almost surely, 2^5531133040 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 5531133040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6511239504).

5531133040 is an abundant number, since it is smaller than the sum of its proper divisors (7491345968).

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

5531133040 is a wasteful number, since it uses less digits than its factorization.

5531133040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2426 (or 2420 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 25.

The square root of 5531133040 is about 74371.5875855827. The cubic root of 5531133040 is about 1768.4985234503.

Adding to 5531133040 its reverse (403311355), we get a palindrome (5934444395).

The spelling of 5531133040 in words is "five billion, five hundred thirty-one million, one hundred thirty-three thousand, forty".