523504510049 has 2 divisors, whose sum is σ = 523504510050. Its totient is φ = 523504510048.

The previous prime is 523504510043. The next prime is 523504510051. The reversal of 523504510049 is 940015405325.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 291310631824 + 232193878225 = 539732^2 + 481865^2 .

It is a cyclic number.

It is not a de Polignac number, because 523504510049 - 2⁴ = 523504510033 is a prime.

Together with 523504510051, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 523504509994 and 523504510021.

It is not a weakly prime, because it can be changed into another prime (523504510043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261752255024 + 261752255025.

It is an arithmetic number, because the mean of its divisors is an integer number (261752255025).

Almost surely, 2^523504510049 is an apocalyptic number.

It is an amenable number.

523504510049 is a deficient number, since it is larger than the sum of its proper divisors (1).

523504510049 is an equidigital number, since it uses as much as digits as its factorization.

523504510049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108000, while the sum is 38.

The spelling of 523504510049 in words is "five hundred twenty-three billion, five hundred four million, five hundred ten thousand, forty-nine".