15532330045 has 12 divisors (see below), whose sum is σ = 19671418620. Its totient is φ = 11771869824.

The previous prime is 15532330027. The next prime is 15532330049. The reversal of 15532330045 is 54003323551.

It can be written as a sum of positive squares in 2 ways, for example, as 9965230276 + 5567099769 = 99826^2 + 74613^2 .

It is not a de Polignac number, because 15532330045 - 2¹³ = 15532321853 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 15532329989 and 15532330016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15532330049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4300780 + ... + 4304389.

It is an arithmetic number, because the mean of its divisors is an integer number (1639284885).

Almost surely, 2^15532330045 is an apocalyptic number.

It is an amenable number.

15532330045 is a deficient number, since it is larger than the sum of its proper divisors (4139088575).

15532330045 is an equidigital number, since it uses as much as digits as its factorization.

15532330045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8605212 (or 8605193 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 31.

Adding to 15532330045 its reverse (54003323551), we get a palindrome (69535653596).

The spelling of 15532330045 in words is "fifteen billion, five hundred thirty-two million, three hundred thirty thousand, forty-five".