504421450433 has 4 divisors (see below), whose sum is σ = 508885357188. Its totient is φ = 499957543680.

The previous prime is 504421450427. The next prime is 504421450439. The reversal of 504421450433 is 334054124405.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 334054124405 = 5 ⋅66810824881.

It is an interprime number because it is at equal distance from previous prime (504421450427) and next prime (504421450439).

It can be written as a sum of positive squares in 2 ways, for example, as 159926408464 + 344495041969 = 399908^2 + 586937^2 .

It is a cyclic number.

It is not a de Polignac number, because 504421450433 - 2⁴ = 504421450417 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 504421450393 and 504421450402.

It is not an unprimeable number, because it can be changed into a prime (504421450439) 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 3 ways as a sum of consecutive naturals, for example, 2231953208 + ... + 2231953433.

It is an arithmetic number, because the mean of its divisors is an integer number (127221339297).

Almost surely, 2^504421450433 is an apocalyptic number.

It is an amenable number.

504421450433 is a deficient number, since it is larger than the sum of its proper divisors (4463906755).

504421450433 is a wasteful number, since it uses less digits than its factorization.

504421450433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4463906754.

The product of its (nonzero) digits is 115200, while the sum is 35.

Adding to 504421450433 its reverse (334054124405), we get a palindrome (838475574838).

The spelling of 504421450433 in words is "five hundred four billion, four hundred twenty-one million, four hundred fifty thousand, four hundred thirty-three".