44145544 has 16 divisors (see below), whose sum is σ = 82872720. Its totient is φ = 22046160.

The previous prime is 44145539. The next prime is 44145557. The reversal of 44145544 is 44554144.

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 3 ways as a sum of consecutive naturals, for example, 4927 + ... + 10609.

It is an arithmetic number, because the mean of its divisors is an integer number (5179545).

Almost surely, 2^44145544 is an apocalyptic number.

It is an amenable number.

44145544 is a deficient number, since it is larger than the sum of its proper divisors (38727176).

44145544 is a wasteful number, since it uses less digits than its factorization.

44145544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6660 (or 6656 counting only the distinct ones).

The product of its digits is 25600, while the sum is 31.

The square root of 44145544 is about 6644.2113151224. The cubic root of 44145544 is about 353.4236634680.

Adding to 44145544 its reverse (44554144), we get a palindrome (88699688).

The spelling of 44145544 in words is "forty-four million, one hundred forty-five thousand, five hundred forty-four".