497280160449 has 24 divisors (see below), whose sum is σ = 733657907840. Its totient is φ = 324491907168.

The previous prime is 497280160439. The next prime is 497280160511. The reversal of 497280160449 is 944061082794.

497280160449 is a `hidden beast` number, since 4 + 9 + 7 + 28 + 0 + 1 + 604 + 4 + 9 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-497280160449 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 497280160395 and 497280160404.

It is not an unprimeable number, because it can be changed into a prime (497280160439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2531689 + ... + 2721030.

Almost surely, 2^497280160449 is an apocalyptic number.

It is an amenable number.

497280160449 is a deficient number, since it is larger than the sum of its proper divisors (236377747391).

497280160449 is a wasteful number, since it uses less digits than its factorization.

497280160449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5252949 (or 5252946 counting only the distinct ones).

The product of its (nonzero) digits is 3483648, while the sum is 54.

The spelling of 497280160449 in words is "four hundred ninety-seven billion, two hundred eighty million, one hundred sixty thousand, four hundred forty-nine".