45545044222 has 16 divisors (see below), whose sum is σ = 71332648992. Its totient is φ = 21768737760.

The previous prime is 45545044219. The next prime is 45545044253. The reversal of 45545044222 is 22244054554.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 236529 + ... + 383452.

It is an arithmetic number, because the mean of its divisors is an integer number (4458290562).

Almost surely, 2^45545044222 is an apocalyptic number.

45545044222 is a deficient number, since it is larger than the sum of its proper divisors (25787604770).

45545044222 is a wasteful number, since it uses less digits than its factorization.

45545044222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 621603.

The product of its (nonzero) digits is 256000, while the sum is 37.

Adding to 45545044222 its reverse (22244054554), we get a palindrome (67789098776).

The spelling of 45545044222 in words is "forty-five billion, five hundred forty-five million, forty-four thousand, two hundred twenty-two".