45173332224 has 108 divisors (see below), whose sum is σ = 131197469676. Its totient is φ = 14947762176.

The previous prime is 45173332189. The next prime is 45173332247. The reversal of 45173332224 is 42223337154.

It can be written as a sum of positive squares in 2 ways, for example, as 8143257600 + 37030074624 = 90240^2 + 192432^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 244092 + ... + 387204.

Almost surely, 2^45173332224 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45173332224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65598734838).

45173332224 is an abundant number, since it is smaller than the sum of its proper divisors (86024137452).

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

45173332224 is a wasteful number, since it uses less digits than its factorization.

45173332224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143272 (or 143255 counting only the distinct ones).

The product of its digits is 120960, while the sum is 36.

Adding to 45173332224 its reverse (42223337154), we get a palindrome (87396669378).

The spelling of 45173332224 in words is "forty-five billion, one hundred seventy-three million, three hundred thirty-two thousand, two hundred twenty-four".