45042250443 has 4 divisors (see below), whose sum is σ = 60056333928. Its totient is φ = 30028166960.

The previous prime is 45042250441. The next prime is 45042250457. The reversal of 45042250443 is 34405224054.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 45042250443 - 2¹ = 45042250441 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45042250441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7507041738 + ... + 7507041743.

It is an arithmetic number, because the mean of its divisors is an integer number (15014083482).

Almost surely, 2^45042250443 is an apocalyptic number.

45042250443 is a deficient number, since it is larger than the sum of its proper divisors (15014083485).

45042250443 is a wasteful number, since it uses less digits than its factorization.

45042250443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15014083484.

The product of its (nonzero) digits is 76800, while the sum is 33.

Adding to 45042250443 its reverse (34405224054), we get a palindrome (79447474497).

The spelling of 45042250443 in words is "forty-five billion, forty-two million, two hundred fifty thousand, four hundred forty-three".