45563436553 has 4 divisors (see below), whose sum is σ = 46205175168. Its totient is φ = 44921697940.

The previous prime is 45563436491. The next prime is 45563436629. The reversal of 45563436553 is 35563436554.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 45563436553 - 2¹⁷ = 45563305481 is a prime.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45563436497 and 45563436506.

It is not an unprimeable number, because it can be changed into a prime (45563436053) 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 3 ways as a sum of consecutive naturals, for example, 320869201 + ... + 320869342.

It is an arithmetic number, because the mean of its divisors is an integer number (11551293792).

Almost surely, 2^45563436553 is an apocalyptic number.

It is an amenable number.

45563436553 is a deficient number, since it is larger than the sum of its proper divisors (641738615).

45563436553 is an equidigital number, since it uses as much as digits as its factorization.

45563436553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 641738614.

The product of its digits is 9720000, while the sum is 49.

Subtracting from 45563436553 its reverse (35563436554), we obtain a palindrome (9999999999).

The spelling of 45563436553 in words is "forty-five billion, five hundred sixty-three million, four hundred thirty-six thousand, five hundred fifty-three".