5531124020 has 48 divisors (see below), whose sum is σ = 11690918400. Its totient is φ = 2198102400.

The previous prime is 5531123993. The next prime is 5531124023. The reversal of 5531124020 is 204211355.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5531124023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2834045 + ... + 2835995.

It is an arithmetic number, because the mean of its divisors is an integer number (243560800).

Almost surely, 2^5531124020 is an apocalyptic number.

It is an amenable number.

5531124020 is an abundant number, since it is smaller than the sum of its proper divisors (6159794380).

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

5531124020 is a wasteful number, since it uses less digits than its factorization.

5531124020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2808 (or 2806 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 5531124020 is about 74371.5269441202. The cubic root of 5531124020 is about 1768.4975621122.

Adding to 5531124020 its reverse (204211355), we get a palindrome (5735335375).

The spelling of 5531124020 in words is "five billion, five hundred thirty-one million, one hundred twenty-four thousand, twenty".