523463325949 has 2 divisors, whose sum is σ = 523463325950. Its totient is φ = 523463325948.

The previous prime is 523463325923. The next prime is 523463325961. The reversal of 523463325949 is 949523364325.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 300402648100 + 223060677849 = 548090^2 + 472293^2 .

It is a cyclic number.

It is not a de Polignac number, because 523463325949 - 2²⁷ = 523329108221 is a prime.

It is a super-2 number, since 2×523463325949² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 523463325949.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (523463325149) 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, 261731662974 + 261731662975.

It is an arithmetic number, because the mean of its divisors is an integer number (261731662975).

Almost surely, 2^523463325949 is an apocalyptic number.

It is an amenable number.

523463325949 is a deficient number, since it is larger than the sum of its proper divisors (1).

523463325949 is an equidigital number, since it uses as much as digits as its factorization.

523463325949 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20995200, while the sum is 55.

The spelling of 523463325949 in words is "five hundred twenty-three billion, four hundred sixty-three million, three hundred twenty-five thousand, nine hundred forty-nine".