440313434034143 has 4 divisors (see below), whose sum is σ = 444428512857000. Its totient is φ = 436198355211288.

The previous prime is 440313434034119. The next prime is 440313434034193. The reversal of 440313434034143 is 341430434313044.

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 440313434034143 - 2⁶ = 440313434034079 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 440313434034143.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440313434034193) 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, 2057539411268 + ... + 2057539411481.

It is an arithmetic number, because the mean of its divisors is an integer number (111107128214250).

Almost surely, 2^{440313434034143} is an apocalyptic number.

440313434034143 is a deficient number, since it is larger than the sum of its proper divisors (4115078822857).

440313434034143 is a wasteful number, since it uses less digits than its factorization.

440313434034143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4115078822856.

The product of its (nonzero) digits is 995328, while the sum is 41.

Adding to 440313434034143 its reverse (341430434313044), we get a palindrome (781743868347187).

The spelling of 440313434034143 in words is "four hundred forty trillion, three hundred thirteen billion, four hundred thirty-four million, thirty-four thousand, one hundred forty-three".