44014003642521 has 12 divisors (see below), whose sum is σ = 69355399679280. Its totient is φ = 26675153722680.

The previous prime is 44014003642507. The next prime is 44014003642541. The reversal of 44014003642521 is 12524630041044.

44014003642521 is a `hidden beast` number, since 4 + 4 + 0 + 1 + 4 + 0 + 0 + 3 + 642 + 5 + 2 + 1 = 666.

It is not a de Polignac number, because 44014003642521 - 2⁹ = 44014003642009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (44014003642541) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 222292947591 + ... + 222292947788.

It is an arithmetic number, because the mean of its divisors is an integer number (5779616639940).

Almost surely, 2^{44014003642521} is an apocalyptic number.

It is an amenable number.

44014003642521 is a deficient number, since it is larger than the sum of its proper divisors (25341396036759).

44014003642521 is a wasteful number, since it uses less digits than its factorization.

44014003642521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 444585895396 (or 444585895393 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 36.

Adding to 44014003642521 its reverse (12524630041044), we get a palindrome (56538633683565).

The spelling of 44014003642521 in words is "forty-four trillion, fourteen billion, three million, six hundred forty-two thousand, five hundred twenty-one".