44004020013012 has 24 divisors (see below), whose sum is σ = 102676174549312. Its totient is φ = 14667988406400.

The previous prime is 44004020013001. The next prime is 44004020013017. The reversal of 44004020013012 is 21031002040044.

It is a self number, because there is not a number n which added to its sum of digits gives 44004020013012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44004020013017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10715937 + ... + 14242167.

Almost surely, 2^{44004020013012} is an apocalyptic number.

It is an amenable number.

44004020013012 is an abundant number, since it is smaller than the sum of its proper divisors (58672154536300).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

44004020013012 is a wasteful number, since it uses less digits than its factorization.

44004020013012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4566159 (or 4566157 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 44004020013012 its reverse (21031002040044), we get a palindrome (65035022053056).

The spelling of 44004020013012 in words is "forty-four trillion, four billion, twenty million, thirteen thousand, twelve".