45550005 has 32 divisors (see below), whose sum is σ = 78520320. Its totient is φ = 22482240.

The previous prime is 45549983. The next prime is 45550009. The reversal of 45550005 is 50005554.

It is not a de Polignac number, because 45550005 - 2¹⁰ = 45548981 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45550009) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8566 + ... + 12824.

It is an arithmetic number, because the mean of its divisors is an integer number (2453760).

Almost surely, 2^45550005 is an apocalyptic number.

It is an amenable number.

45550005 is a deficient number, since it is larger than the sum of its proper divisors (32970315).

45550005 is a wasteful number, since it uses less digits than its factorization.

45550005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4321.

The product of its (nonzero) digits is 2500, while the sum is 24.

The square root of 45550005 is about 6749.0743809800. The cubic root of 45550005 is about 357.1325841997.

Adding to 45550005 its reverse (50005554), we get a palindrome (95555559).

The spelling of 45550005 in words is "forty-five million, five hundred fifty thousand, five".