44001120400243 has 16 divisors (see below), whose sum is σ = 46411674218496. Its totient is φ = 41653481800320.

The previous prime is 44001120400231. The next prime is 44001120400309. The reversal of 44001120400243 is 34200402110044.

It is a cyclic number.

It is not a de Polignac number, because 44001120400243 - 2²⁵ = 44001086845811 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44001120400543) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5332921 + ... + 10790842.

It is an arithmetic number, because the mean of its divisors is an integer number (2900729638656).

Almost surely, 2^{44001120400243} is an apocalyptic number.

44001120400243 is a deficient number, since it is larger than the sum of its proper divisors (2410553818253).

44001120400243 is a wasteful number, since it uses less digits than its factorization.

44001120400243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16125714.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 44001120400243 its reverse (34200402110044), we get a palindrome (78201522510287).

The spelling of 44001120400243 in words is "forty-four trillion, one billion, one hundred twenty million, four hundred thousand, two hundred forty-three".