44400243011 has 8 divisors (see below), whose sum is σ = 45421395360. Its totient is φ = 43390251072.

The previous prime is 44400243007. The next prime is 44400243049. The reversal of 44400243011 is 11034200444.

It is a happy number.

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 44400243011 - 2² = 44400243007 is a prime.

It is a super-2 number, since 2×44400243011² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44400243061) 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, 2782055 + ... + 2797968.

It is an arithmetic number, because the mean of its divisors is an integer number (5677674420).

Almost surely, 2^44400243011 is an apocalyptic number.

44400243011 is a deficient number, since it is larger than the sum of its proper divisors (1021152349).

44400243011 is a wasteful number, since it uses less digits than its factorization.

44400243011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5580205.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 44400243011 its reverse (11034200444), we get a palindrome (55434443455).

The spelling of 44400243011 in words is "forty-four billion, four hundred million, two hundred forty-three thousand, eleven".