45324545145 has 32 divisors (see below), whose sum is σ = 79124791680. Its totient is φ = 21971965440.

The previous prime is 45324545143. The next prime is 45324545153. The reversal of 45324545145 is 54154542354.

It is not a de Polignac number, because 45324545145 - 2¹ = 45324545143 is a prime.

It is a super-2 number, since 2×45324545145² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 45324545097 and 45324545106.

It is not an unprimeable number, because it can be changed into a prime (45324545143) 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 31 ways as a sum of consecutive naturals, for example, 1197247 + ... + 1234523.

It is an arithmetic number, because the mean of its divisors is an integer number (2472649740).

Almost surely, 2^45324545145 is an apocalyptic number.

It is an amenable number.

45324545145 is a deficient number, since it is larger than the sum of its proper divisors (33800246535).

45324545145 is a wasteful number, since it uses less digits than its factorization.

45324545145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44665.

The product of its digits is 960000, while the sum is 42.

The spelling of 45324545145 in words is "forty-five billion, three hundred twenty-four million, five hundred forty-five thousand, one hundred forty-five".