45530404221 has 16 divisors (see below), whose sum is σ = 61494390720. Its totient is φ = 29960674560.

The previous prime is 45530404219. The next prime is 45530404223. The reversal of 45530404221 is 12240403554.

It is an interprime number because it is at equal distance from previous prime (45530404219) and next prime (45530404223).

It is not a de Polignac number, because 45530404221 - 2¹ = 45530404219 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45530404223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 193701 + ... + 358581.

It is an arithmetic number, because the mean of its divisors is an integer number (3843399420).

Almost surely, 2^45530404221 is an apocalyptic number.

It is an amenable number.

45530404221 is a deficient number, since it is larger than the sum of its proper divisors (15963986499).

45530404221 is a wasteful number, since it uses less digits than its factorization.

45530404221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166076.

The product of its (nonzero) digits is 19200, while the sum is 30.

Adding to 45530404221 its reverse (12240403554), we get a palindrome (57770807775).

The spelling of 45530404221 in words is "forty-five billion, five hundred thirty million, four hundred four thousand, two hundred twenty-one".