44242140403 has 4 divisors (see below), whose sum is σ = 44248466808. Its totient is φ = 44235814000.

The previous prime is 44242140391. The next prime is 44242140407. The reversal of 44242140403 is 30404124244.

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

It is a cyclic number.

It is not a de Polignac number, because 44242140403 - 2³³ = 35652205811 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44242140407) 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 3 ways as a sum of consecutive naturals, for example, 3152701 + ... + 3166702.

It is an arithmetic number, because the mean of its divisors is an integer number (11062116702).

Almost surely, 2^44242140403 is an apocalyptic number.

44242140403 is a deficient number, since it is larger than the sum of its proper divisors (6326405).

44242140403 is an equidigital number, since it uses as much as digits as its factorization.

44242140403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6326404.

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 44242140403 its reverse (30404124244), we get a palindrome (74646264647).

The spelling of 44242140403 in words is "forty-four billion, two hundred forty-two million, one hundred forty thousand, four hundred three".