440020441301 has 4 divisors (see below), whose sum is σ = 502880504352. Its totient is φ = 377160378252.

The previous prime is 440020441253. The next prime is 440020441319. The reversal of 440020441301 is 103144020044.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 440020441301 - 2³⁴ = 422840572117 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440020441321) 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, 31430031515 + ... + 31430031528.

It is an arithmetic number, because the mean of its divisors is an integer number (125720126088).

Almost surely, 2^440020441301 is an apocalyptic number.

It is an amenable number.

440020441301 is a deficient number, since it is larger than the sum of its proper divisors (62860063051).

440020441301 is an equidigital number, since it uses as much as digits as its factorization.

440020441301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62860063050.

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

Adding to 440020441301 its reverse (103144020044), we get a palindrome (543164461345).

The spelling of 440020441301 in words is "four hundred forty billion, twenty million, four hundred forty-one thousand, three hundred one".