45540005105543 has 4 divisors (see below), whose sum is σ = 49043082421368. Its totient is φ = 42036927789720.

The previous prime is 45540005105479. The next prime is 45540005105687. The reversal of 45540005105543 is 34550150004554.

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 45540005105543 - 2⁶ = 45540005105479 is a prime.

It is a super-3 number, since 3×45540005105543³ (a number of 42 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 45540005105543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45540005105443) 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, 1751538657893 + ... + 1751538657918.

It is an arithmetic number, because the mean of its divisors is an integer number (12260770605342).

Almost surely, 2^{45540005105543} is an apocalyptic number.

45540005105543 is a deficient number, since it is larger than the sum of its proper divisors (3503077315825).

45540005105543 is a wasteful number, since it uses less digits than its factorization.

45540005105543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3503077315824.

The product of its (nonzero) digits is 600000, while the sum is 41.

The spelling of 45540005105543 in words is "forty-five trillion, five hundred forty billion, five million, one hundred five thousand, five hundred forty-three".