497337838523 has 2 divisors, whose sum is σ = 497337838524. Its totient is φ = 497337838522.

The previous prime is 497337838499. The next prime is 497337838561. The reversal of 497337838523 is 325838733794.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-497337838523 is a prime.

It is not a weakly prime, because it can be changed into another prime (497337838583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 248668919261 + 248668919262.

It is an arithmetic number, because the mean of its divisors is an integer number (248668919262).

Almost surely, 2^497337838523 is an apocalyptic number.

497337838523 is a deficient number, since it is larger than the sum of its proper divisors (1).

497337838523 is an equidigital number, since it uses as much as digits as its factorization.

497337838523 is an evil number, because the sum of its binary digits is even.

The product of its digits is 91445760, while the sum is 62.

The spelling of 497337838523 in words is "four hundred ninety-seven billion, three hundred thirty-seven million, eight hundred thirty-eight thousand, five hundred twenty-three".