44440044401413 has 8 divisors (see below), whose sum is σ = 44517666637080. Its totient is φ = 44362483799040.

The previous prime is 44440044401411. The next prime is 44440044401449. The reversal of 44440044401413 is 31410444004444.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 78077212929 + 44361967188484 = 279423^2 + 6660478^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 44440044401413 - 2¹ = 44440044401411 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44440044401411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13964868 + ... + 16849261.

It is an arithmetic number, because the mean of its divisors is an integer number (5564708329635).

Almost surely, 2^{44440044401413} is an apocalyptic number.

It is an amenable number.

44440044401413 is a deficient number, since it is larger than the sum of its proper divisors (77622235667).

44440044401413 is a wasteful number, since it uses less digits than its factorization.

44440044401413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30816647.

The product of its (nonzero) digits is 196608, while the sum is 37.

Adding to 44440044401413 its reverse (31410444004444), we get a palindrome (75850488405857).

The spelling of 44440044401413 in words is "forty-four trillion, four hundred forty billion, forty-four million, four hundred one thousand, four hundred thirteen".