440300312000431 has 4 divisors (see below), whose sum is σ = 440300397146200. Its totient is φ = 440300226854664.

The previous prime is 440300312000401. The next prime is 440300312000443. The reversal of 440300312000431 is 134000213003044.

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 440300312000431 - 2²⁹ = 440299775129519 is a prime.

It is a super-2 number, since 2×440300312000431² (a number of 30 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 = 440300312000396 and 440300312000405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440300312000401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34277376 + ... + 45338053.

It is an arithmetic number, because the mean of its divisors is an integer number (110075099286550).

Almost surely, 2^{440300312000431} is an apocalyptic number.

440300312000431 is a deficient number, since it is larger than the sum of its proper divisors (85145769).

440300312000431 is an equidigital number, since it uses as much as digits as its factorization.

440300312000431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85145768.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 440300312000431 its reverse (134000213003044), we get a palindrome (574300525003475).

The spelling of 440300312000431 in words is "four hundred forty trillion, three hundred billion, three hundred twelve million, four hundred thirty-one", and thus it is an aban number.