45442454425 has 6 divisors (see below), whose sum is σ = 56348643518. Its totient is φ = 36353963520.

The previous prime is 45442454389. The next prime is 45442454441. The reversal of 45442454425 is 52445424454.

It can be written as a sum of positive squares in 3 ways, for example, as 342287001 + 45100167424 = 18501^2 + 212368^2 .

It is not a de Polignac number, because 45442454425 - 2⁷ = 45442454297 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 908849064 + ... + 908849113.

Almost surely, 2^45442454425 is an apocalyptic number.

It is an amenable number.

45442454425 is a deficient number, since it is larger than the sum of its proper divisors (10906189093).

45442454425 is a wasteful number, since it uses less digits than its factorization.

45442454425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1817698187 (or 1817698182 counting only the distinct ones).

The product of its digits is 2048000, while the sum is 43.

Adding to 45442454425 its reverse (52445424454), we get a palindrome (97887878879).

The spelling of 45442454425 in words is "forty-five billion, four hundred forty-two million, four hundred fifty-four thousand, four hundred twenty-five".