45511540445203 has 8 divisors (see below), whose sum is σ = 52013862842720. Its totient is φ = 39009386488320.

The previous prime is 45511540445177. The next prime is 45511540445209. The reversal of 45511540445203 is 30254404511554.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45511540445203 is a prime.

It is a super-2 number, since 2×45511540445203² (a number of 28 digits) contains 22 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 45511540445203.

It is not an unprimeable number, because it can be changed into a prime (45511540445209) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41530638 + ... + 42612403.

It is an arithmetic number, because the mean of its divisors is an integer number (6501732855340).

Almost surely, 2^{45511540445203} is an apocalyptic number.

45511540445203 is a deficient number, since it is larger than the sum of its proper divisors (6502322397517).

45511540445203 is an equidigital number, since it uses as much as digits as its factorization.

45511540445203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84220317.

The product of its (nonzero) digits is 960000, while the sum is 43.

Adding to 45511540445203 its reverse (30254404511554), we get a palindrome (75765944956757).

The spelling of 45511540445203 in words is "forty-five trillion, five hundred eleven billion, five hundred forty million, four hundred forty-five thousand, two hundred three".