440344140133 has 8 divisors (see below), whose sum is σ = 447925311648. Its totient is φ = 432792641424.

The previous prime is 440344140121. The next prime is 440344140151. The reversal of 440344140133 is 331041443044.

It is a happy number.

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 440344140133 - 2⁵ = 440344140101 is a prime.

It is a super-2 number, since 2×440344140133² (a number of 24 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 = 440344140095 and 440344140104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440344140113) 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 7 ways as a sum of consecutive naturals, for example, 7388266 + ... + 7447627.

It is an arithmetic number, because the mean of its divisors is an integer number (55990663956).

Almost surely, 2^440344140133 is an apocalyptic number.

It is an amenable number.

440344140133 is a deficient number, since it is larger than the sum of its proper divisors (7581171515).

440344140133 is a wasteful number, since it uses less digits than its factorization.

440344140133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14836403.

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 440344140133 its reverse (331041443044), we get a palindrome (771385583177).

The spelling of 440344140133 in words is "four hundred forty billion, three hundred forty-four million, one hundred forty thousand, one hundred thirty-three".