523327782163 has 2 divisors, whose sum is σ = 523327782164. Its totient is φ = 523327782162.

The previous prime is 523327782119. The next prime is 523327782193. The reversal of 523327782163 is 361287723325.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 523327782163 - 2⁹ = 523327781651 is a prime.

It is not a weakly prime, because it can be changed into another prime (523327782193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261663891081 + 261663891082.

It is an arithmetic number, because the mean of its divisors is an integer number (261663891082).

Almost surely, 2^523327782163 is an apocalyptic number.

523327782163 is a deficient number, since it is larger than the sum of its proper divisors (1).

523327782163 is an equidigital number, since it uses as much as digits as its factorization.

523327782163 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2540160, while the sum is 49.

The spelling of 523327782163 in words is "five hundred twenty-three billion, three hundred twenty-seven million, seven hundred eighty-two thousand, one hundred sixty-three".