45545222022 has 16 divisors (see below), whose sum is σ = 91239049200. Its totient is φ = 15156973152.

The previous prime is 45545222003. The next prime is 45545222027. The reversal of 45545222022 is 22022254554.

It is a super-3 number, since 3×45545222022³ (a number of 33 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45545222027) 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, 6187897 + ... + 6195252.

It is an arithmetic number, because the mean of its divisors is an integer number (5702440575).

Almost surely, 2^45545222022 is an apocalyptic number.

45545222022 is an abundant number, since it is smaller than the sum of its proper divisors (45693827178).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45545222022 is a wasteful number, since it uses less digits than its factorization.

45545222022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12383767.

The product of its (nonzero) digits is 64000, while the sum is 33.

Adding to 45545222022 its reverse (22022254554), we get a palindrome (67567476576).

The spelling of 45545222022 in words is "forty-five billion, five hundred forty-five million, two hundred twenty-two thousand, twenty-two".