44400400403 has 8 divisors (see below), whose sum is σ = 47015218800. Its totient is φ = 41785918720.

The previous prime is 44400400397. The next prime is 44400400417. The reversal of 44400400403 is 30400400444.

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 44400400403 - 2¹⁴ = 44400384019 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44400400423) 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, 218423 + ... + 369471.

It is an arithmetic number, because the mean of its divisors is an integer number (5876902350).

Almost surely, 2^44400400403 is an apocalyptic number.

44400400403 is a deficient number, since it is larger than the sum of its proper divisors (2614818397).

44400400403 is a wasteful number, since it uses less digits than its factorization.

44400400403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168357.

The product of its (nonzero) digits is 3072, while the sum is 23.

Adding to 44400400403 its reverse (30400400444), we get a palindrome (74800800847).

The spelling of 44400400403 in words is "forty-four billion, four hundred million, four hundred thousand, four hundred three".