45315444310225 has 24 divisors (see below), whose sum is σ = 56252693215512. Its totient is φ = 36212654284800.

The previous prime is 45315444310207. The next prime is 45315444310229. The reversal of 45315444310225 is 52201344451354.

It is a happy number.

It can be written as a sum of positive squares in 12 ways, for example, as 34584467292736 + 10730977017489 = 5880856^2 + 3275817^2 .

It is not a de Polignac number, because 45315444310225 - 2¹¹ = 45315444308177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45315444310229) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1023523689 + ... + 1023567961.

It is an arithmetic number, because the mean of its divisors is an integer number (2343862217313).

Almost surely, 2^{45315444310225} is an apocalyptic number.

It is an amenable number.

45315444310225 is a deficient number, since it is larger than the sum of its proper divisors (10937248905287).

45315444310225 is a wasteful number, since it uses less digits than its factorization.

45315444310225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88197 (or 88192 counting only the distinct ones).

The product of its (nonzero) digits is 1152000, while the sum is 43.

Adding to 45315444310225 its reverse (52201344451354), we get a palindrome (97516788761579).

The spelling of 45315444310225 in words is "forty-five trillion, three hundred fifteen billion, four hundred forty-four million, three hundred ten thousand, two hundred twenty-five".