497163095817 has 4 divisors (see below), whose sum is σ = 662884127760. Its totient is φ = 331442063876.

The previous prime is 497163095809. The next prime is 497163095827. The reversal of 497163095817 is 718590361794.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 497163095817 - 2³ = 497163095809 is a prime.

It is a super-2 number, since 2×497163095817² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (497163095827) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 82860515967 + ... + 82860515972.

It is an arithmetic number, because the mean of its divisors is an integer number (165721031940).

Almost surely, 2^497163095817 is an apocalyptic number.

It is an amenable number.

497163095817 is a deficient number, since it is larger than the sum of its proper divisors (165721031943).

497163095817 is a wasteful number, since it uses less digits than its factorization.

497163095817 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165721031942.

The product of its (nonzero) digits is 11430720, while the sum is 60.

The spelling of 497163095817 in words is "four hundred ninety-seven billion, one hundred sixty-three million, ninety-five thousand, eight hundred seventeen".