5544321533 has 2 divisors, whose sum is σ = 5544321534. Its totient is φ = 5544321532.

The previous prime is 5544321491. The next prime is 5544321539. The reversal of 5544321533 is 3351234455.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5281946329 + 262375204 = 72677^2 + 16198^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5544321533 is a prime.

It is a super-2 number, since 2×5544321533² = 61479002522574940178, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5544321493 and 5544321502.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5544321539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2772160766 + 2772160767.

It is an arithmetic number, because the mean of its divisors is an integer number (2772160767).

Almost surely, 2^5544321533 is an apocalyptic number.

It is an amenable number.

5544321533 is a deficient number, since it is larger than the sum of its proper divisors (1).

5544321533 is an equidigital number, since it uses as much as digits as its factorization.

5544321533 is an evil number, because the sum of its binary digits is even.

The product of its digits is 108000, while the sum is 35.

The square root of 5544321533 is about 74460.2010002659. The cubic root of 5544321533 is about 1769.9030166998.

Adding to 5544321533 its reverse (3351234455), we get a palindrome (8895555988).

The spelling of 5544321533 in words is "five billion, five hundred forty-four million, three hundred twenty-one thousand, five hundred thirty-three".