440323214263 has 2 divisors, whose sum is σ = 440323214264. Its totient is φ = 440323214262.

The previous prime is 440323214251. The next prime is 440323214273. The reversal of 440323214263 is 362412323044.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 440323214263 - 2³³ = 431733279671 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (440323214273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 220161607131 + 220161607132.

It is an arithmetic number, because the mean of its divisors is an integer number (220161607132).

Almost surely, 2^440323214263 is an apocalyptic number.

440323214263 is a deficient number, since it is larger than the sum of its proper divisors (1).

440323214263 is an equidigital number, since it uses as much as digits as its factorization.

440323214263 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 82944, while the sum is 34.

The spelling of 440323214263 in words is "four hundred forty billion, three hundred twenty-three million, two hundred fourteen thousand, two hundred sixty-three".