823724244463 has 2 divisors, whose sum is σ = 823724244464. Its totient is φ = 823724244462.

The previous prime is 823724244449. The next prime is 823724244467. The reversal of 823724244463 is 364442427328.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-823724244463 is a prime.

It is a super-3 number, since 3×823724244463³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (823724244467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 411862122231 + 411862122232.

It is an arithmetic number, because the mean of its divisors is an integer number (411862122232).

Almost surely, 2^823724244463 is an apocalyptic number.

823724244463 is a deficient number, since it is larger than the sum of its proper divisors (1).

823724244463 is an equidigital number, since it uses as much as digits as its factorization.

823724244463 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6193152, while the sum is 49.

The spelling of 823724244463 in words is "eight hundred twenty-three billion, seven hundred twenty-four million, two hundred forty-four thousand, four hundred sixty-three".