44145535221332 has 48 divisors (see below), whose sum is σ = 80143936561920. Its totient is φ = 21260962944000.

The previous prime is 44145535221251. The next prime is 44145535221341. The reversal of 44145535221332 is 23312253554144.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 420978707 + ... + 421083557.

It is an arithmetic number, because the mean of its divisors is an integer number (1669665345040).

Almost surely, 2^{44145535221332} is an apocalyptic number.

It is an amenable number.

44145535221332 is a deficient number, since it is larger than the sum of its proper divisors (35998401340588).

44145535221332 is a wasteful number, since it uses less digits than its factorization.

44145535221332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137472 (or 137470 counting only the distinct ones).

The product of its digits is 1728000, while the sum is 44.

Adding to 44145535221332 its reverse (23312253554144), we get a palindrome (67457788775476).

The spelling of 44145535221332 in words is "forty-four trillion, one hundred forty-five billion, five hundred thirty-five million, two hundred twenty-one thousand, three hundred thirty-two".