44145450442 has 8 divisors (see below), whose sum is σ = 66219107076. Its totient is φ = 22072414752.

The previous prime is 44145450343. The next prime is 44145450443. The reversal of 44145450442 is 24405454144.

It can be written as a sum of positive squares in 2 ways, for example, as 32851925001 + 11293525441 = 181251^2 + 106271^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (44145450443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 120348 + ... + 320584.

Almost surely, 2^44145450442 is an apocalyptic number.

44145450442 is a deficient number, since it is larger than the sum of its proper divisors (22073656634).

44145450442 is a wasteful number, since it uses less digits than its factorization.

44145450442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 310472.

The product of its (nonzero) digits is 204800, while the sum is 37.

The spelling of 44145450442 in words is "forty-four billion, one hundred forty-five million, four hundred fifty thousand, four hundred forty-two".