440522506404553 has 2 divisors, whose sum is σ = 440522506404554. Its totient is φ = 440522506404552.

The previous prime is 440522506404517. The next prime is 440522506404619. The reversal of 440522506404553 is 355404605225044.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 230576693301504 + 209945813103049 = 15184752^2 + 14489507^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-440522506404553 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 440522506404497 and 440522506404506.

It is not a weakly prime, because it can be changed into another prime (440522506404053) 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 as a sum of consecutive naturals, namely, 220261253202276 + 220261253202277.

It is an arithmetic number, because the mean of its divisors is an integer number (220261253202277).

Almost surely, 2^{440522506404553} is an apocalyptic number.

It is an amenable number.

440522506404553 is a deficient number, since it is larger than the sum of its proper divisors (1).

440522506404553 is an equidigital number, since it uses as much as digits as its factorization.

440522506404553 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11520000, while the sum is 49.

The spelling of 440522506404553 in words is "four hundred forty trillion, five hundred twenty-two billion, five hundred six million, four hundred four thousand, five hundred fifty-three".