440453914959 has 16 divisors (see below), whose sum is σ = 588739495680. Its totient is φ = 292902297600.

The previous prime is 440453914949. The next prime is 440453915009. The reversal of 440453914959 is 959419354044.

It is a happy number.

It is not a de Polignac number, because 440453914959 - 2²³ = 440445526351 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 440453914899 and 440453914908.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440453914909) 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 15 ways as a sum of consecutive naturals, for example, 17191759 + ... + 17217359.

It is an arithmetic number, because the mean of its divisors is an integer number (36796218480).

Almost surely, 2^440453914959 is an apocalyptic number.

440453914959 is a deficient number, since it is larger than the sum of its proper divisors (148285580721).

440453914959 is a wasteful number, since it uses less digits than its factorization.

440453914959 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39710.

The product of its (nonzero) digits is 13996800, while the sum is 57.

The spelling of 440453914959 in words is "four hundred forty billion, four hundred fifty-three million, nine hundred fourteen thousand, nine hundred fifty-nine".