523327782079 has 2 divisors, whose sum is σ = 523327782080. Its totient is φ = 523327782078.

The previous prime is 523327782049. The next prime is 523327782097. The reversal of 523327782079 is 970287723325.

Together with next prime (523327782097) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-523327782079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (523327782049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261663891039 + 261663891040.

It is an arithmetic number, because the mean of its divisors is an integer number (261663891040).

Almost surely, 2^523327782079 is an apocalyptic number.

523327782079 is a deficient number, since it is larger than the sum of its proper divisors (1).

523327782079 is an equidigital number, since it uses as much as digits as its factorization.

523327782079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8890560, while the sum is 55.

The spelling of 523327782079 in words is "five hundred twenty-three billion, three hundred twenty-seven million, seven hundred eighty-two thousand, seventy-nine".