5530546021 has 32 divisors (see below), whose sum is σ = 7536549888. Its totient is φ = 3918594240.

The previous prime is 5530546001. The next prime is 5530546051. The reversal of 5530546021 is 1206450355.

It is a de Polignac number, because none of the positive numbers 2^k-5530546021 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5530546001) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25836 + ... + 108298.

It is an arithmetic number, because the mean of its divisors is an integer number (235517184).

Almost surely, 2^5530546021 is an apocalyptic number.

It is an amenable number.

5530546021 is a deficient number, since it is larger than the sum of its proper divisors (2006003867).

5530546021 is a wasteful number, since it uses less digits than its factorization.

5530546021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82561.

The product of its (nonzero) digits is 18000, while the sum is 31.

The square root of 5530546021 is about 74367.6409535760. The cubic root of 5530546021 is about 1768.4359576700.

Adding to 5530546021 its reverse (1206450355), we get a palindrome (6736996376).

The spelling of 5530546021 in words is "five billion, five hundred thirty million, five hundred forty-six thousand, twenty-one".