45513342243 has 24 divisors (see below), whose sum is σ = 66559252032. Its totient is φ = 29965084848.

The previous prime is 45513342233. The next prime is 45513342257. The reversal of 45513342243 is 34224331554.

It is not a de Polignac number, because 45513342243 - 2⁵ = 45513342211 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45513342198 and 45513342207.

It is not an unprimeable number, because it can be changed into a prime (45513342223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2203080 + ... + 2223642.

It is an arithmetic number, because the mean of its divisors is an integer number (2773302168).

Almost surely, 2^45513342243 is an apocalyptic number.

45513342243 is a deficient number, since it is larger than the sum of its proper divisors (21045909789).

45513342243 is a wasteful number, since it uses less digits than its factorization.

45513342243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23615 (or 23612 counting only the distinct ones).

The product of its digits is 172800, while the sum is 36.

Adding to 45513342243 its reverse (34224331554), we get a palindrome (79737673797).

The spelling of 45513342243 in words is "forty-five billion, five hundred thirteen million, three hundred forty-two thousand, two hundred forty-three".