45454040543 has 4 divisors (see below), whose sum is σ = 45562523160. Its totient is φ = 45345557928.

The previous prime is 45454040509. The next prime is 45454040549. The reversal of 45454040543 is 34504045454.

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 45454040543 - 2⁸ = 45454040287 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45454040497 and 45454040506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45454040549) 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, 54240680 + ... + 54241517.

It is an arithmetic number, because the mean of its divisors is an integer number (11390630790).

Almost surely, 2^45454040543 is an apocalyptic number.

45454040543 is a deficient number, since it is larger than the sum of its proper divisors (108482617).

45454040543 is a wasteful number, since it uses less digits than its factorization.

45454040543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108482616.

The product of its (nonzero) digits is 384000, while the sum is 38.

Adding to 45454040543 its reverse (34504045454), we get a palindrome (79958085997).

The spelling of 45454040543 in words is "forty-five billion, four hundred fifty-four million, forty thousand, five hundred forty-three".