44362380139081 has 3 divisors (see below), whose sum is σ = 44362386799591. Its totient is φ = 44362373478572.

The previous prime is 44362380138931. The next prime is 44362380139097. The reversal of 44362380139081 is 18093108326344.

It is a happy number.

The square root of 44362380139081 is 6660509.

It is a perfect power (a square), and thus also a powerful number.

44362380139081 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 7602653658681 + 36759726480400 = 2757291^2 + 6062980^2 .

It is not a de Polignac number, because 44362380139081 - 2¹³ = 44362380130889 is a prime.

It is a super-2 number, since 2×44362380139081² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44362380109081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 3330255 + ... + 9990763.

Almost surely, 2^{44362380139081} is an apocalyptic number.

44362380139081 is the 6660509-th square number.

44362380139081 is the 3330255-th centered octagonal number.

It is an amenable number.

44362380139081 is a deficient number, since it is larger than the sum of its proper divisors (6660510).

44362380139081 is an frugal number, since it uses more digits than its factorization.

44362380139081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13321018 (or 6660509 counting only the distinct ones).

The product of its (nonzero) digits is 2985984, while the sum is 52.

The spelling of 44362380139081 in words is "forty-four trillion, three hundred sixty-two billion, three hundred eighty million, one hundred thirty-nine thousand, eighty-one".