45014402243 has 4 divisors (see below), whose sum is σ = 46566623040. Its totient is φ = 43462181448.

The previous prime is 45014402219. The next prime is 45014402287. The reversal of 45014402243 is 34220441054.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 34220441054 = 2 ⋅17110220527.

It is not a de Polignac number, because 45014402243 - 2¹⁰ = 45014401219 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29), and also a Moran number because the ratio is a prime number: 1552220767 = 45014402243 / (4 + 5 + 0 + 1 + 4 + 4 + 0 + 2 + 2 + 4 + 3).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45014402143) 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, 776110355 + ... + 776110412.

It is an arithmetic number, because the mean of its divisors is an integer number (11641655760).

Almost surely, 2^45014402243 is an apocalyptic number.

45014402243 is a deficient number, since it is larger than the sum of its proper divisors (1552220797).

45014402243 is a wasteful number, since it uses less digits than its factorization.

45014402243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1552220796.

The product of its (nonzero) digits is 15360, while the sum is 29.

Adding to 45014402243 its reverse (34220441054), we get a palindrome (79234843297).

The spelling of 45014402243 in words is "forty-five billion, fourteen million, four hundred two thousand, two hundred forty-three".