15432133145 has 64 divisors (see below), whose sum is σ = 22105488384. Its totient is φ = 10194712320.

The previous prime is 15432133141. The next prime is 15432133147. The reversal of 15432133145 is 54133123451.

It is not a de Polignac number, because 15432133145 - 2² = 15432133141 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (15432133141) 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 63 ways as a sum of consecutive naturals, for example, 26289542 + ... + 26290128.

It is an arithmetic number, because the mean of its divisors is an integer number (345398256).

Almost surely, 2^15432133145 is an apocalyptic number.

It is an amenable number.

15432133145 is a deficient number, since it is larger than the sum of its proper divisors (6673355239).

15432133145 is a wasteful number, since it uses less digits than its factorization.

15432133145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1142.

The product of its digits is 21600, while the sum is 32.

Adding to 15432133145 its reverse (54133123451), we get a palindrome (69565256596).

The spelling of 15432133145 in words is "fifteen billion, four hundred thirty-two million, one hundred thirty-three thousand, one hundred forty-five".