45322032145 has 12 divisors (see below), whose sum is σ = 58891825116. Its totient is φ = 33468576960.

The previous prime is 45322032131. The next prime is 45322032149. The reversal of 45322032145 is 54123022354.

It can be written as a sum of positive squares in 6 ways, for example, as 6746322496 + 38575709649 = 82136^2 + 196407^2 .

It is not a de Polignac number, because 45322032145 - 2¹¹ = 45322030097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45322032149) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26816926 + ... + 26818615.

It is an arithmetic number, because the mean of its divisors is an integer number (4907652093).

Almost surely, 2^45322032145 is an apocalyptic number.

It is an amenable number.

45322032145 is a deficient number, since it is larger than the sum of its proper divisors (13569792971).

45322032145 is a wasteful number, since it uses less digits than its factorization.

45322032145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53635572 (or 53635559 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 31.

Adding to 45322032145 its reverse (54123022354), we get a palindrome (99445054499).

The spelling of 45322032145 in words is "forty-five billion, three hundred twenty-two million, thirty-two thousand, one hundred forty-five".