44400203320331 has 4 divisors (see below), whose sum is σ = 44413484868192. Its totient is φ = 44386921772472.

The previous prime is 44400203320313. The next prime is 44400203320337. The reversal of 44400203320331 is 13302330200444.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44400203320331 is a prime.

It is a super-2 number, since 2×44400203320331² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 44400203320294 and 44400203320303.

It is not an unprimeable number, because it can be changed into a prime (44400203320337) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6640768916 + ... + 6640775601.

It is an arithmetic number, because the mean of its divisors is an integer number (11103371217048).

Almost surely, 2^{44400203320331} is an apocalyptic number.

44400203320331 is a deficient number, since it is larger than the sum of its proper divisors (13281547861).

44400203320331 is a wasteful number, since it uses less digits than its factorization.

44400203320331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13281547860.

The product of its (nonzero) digits is 20736, while the sum is 29.

Adding to 44400203320331 its reverse (13302330200444), we get a palindrome (57702533520775).

The spelling of 44400203320331 in words is "forty-four trillion, four hundred billion, two hundred three million, three hundred twenty thousand, three hundred thirty-one".