45434413523 has 4 divisors (see below), whose sum is σ = 45460333368. Its totient is φ = 45408493680.

The previous prime is 45434413513. The next prime is 45434413543. The reversal of 45434413523 is 32531443454.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45434413523 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45434413513) 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, 12957293 + ... + 12960798.

It is an arithmetic number, because the mean of its divisors is an integer number (11365083342).

Almost surely, 2^45434413523 is an apocalyptic number.

45434413523 is a deficient number, since it is larger than the sum of its proper divisors (25919845).

45434413523 is a wasteful number, since it uses less digits than its factorization.

45434413523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25919844.

The product of its digits is 345600, while the sum is 38.

Adding to 45434413523 its reverse (32531443454), we get a palindrome (77965856977).

The spelling of 45434413523 in words is "forty-five billion, four hundred thirty-four million, four hundred thirteen thousand, five hundred twenty-three".