5531240000 has 280 divisors, whose sum is σ = 16130186688. Its totient is φ = 1854720000.

The previous prime is 5531239993. The next prime is 5531240009. The reversal of 5531240000 is 421355.

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

It is not an unprimeable number, because it can be changed into a prime (5531240009) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 5719517 + ... + 5720483.

Almost surely, 2^5531240000 is an apocalyptic number.

5531240000 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 5531240000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8065093344).

5531240000 is an abundant number, since it is smaller than the sum of its proper divisors (10598946688).

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

5531240000 is a wasteful number, since it uses less digits than its factorization.

5531240000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1023 (or 998 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 5531240000 is about 74372.3066739227. The cubic root of 5531240000 is about 1768.5099230063.

Adding to 5531240000 its reverse (421355), we get a palindrome (5531661355).

The spelling of 5531240000 in words is "five billion, five hundred thirty-one million, two hundred forty thousand".