45545500509 has 8 divisors (see below), whose sum is σ = 60749056800. Its totient is φ = 30352805616.

The previous prime is 45545500499. The next prime is 45545500531. The reversal of 45545500509 is 90500554554.

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

It is not a de Polignac number, because 45545500509 - 2⁵ = 45545500477 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45545500549) 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, 2705559 + ... + 2722340.

It is an arithmetic number, because the mean of its divisors is an integer number (7593632100).

Almost surely, 2^45545500509 is an apocalyptic number.

It is an amenable number.

45545500509 is a deficient number, since it is larger than the sum of its proper divisors (15203556291).

45545500509 is a wasteful number, since it uses less digits than its factorization.

45545500509 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5430699.

The product of its (nonzero) digits is 450000, while the sum is 42.

The spelling of 45545500509 in words is "forty-five billion, five hundred forty-five million, five hundred thousand, five hundred nine".