497131673450 has 24 divisors (see below), whose sum is σ = 924696544800. Its totient is φ = 198845866800.

The previous prime is 497131673443. The next prime is 497131673473. The reversal of 497131673450 is 54376131794.

It is a Harshad number since it is a multiple of its sum of digits (50).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1461035 + ... + 1768865.

It is an arithmetic number, because the mean of its divisors is an integer number (38529022700).

Almost surely, 2^497131673450 is an apocalyptic number.

497131673450 is a deficient number, since it is larger than the sum of its proper divisors (427564871350).

497131673450 is a wasteful number, since it uses less digits than its factorization.

497131673450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 340142 (or 340137 counting only the distinct ones).

The product of its (nonzero) digits is 1905120, while the sum is 50.

The spelling of 497131673450 in words is "four hundred ninety-seven billion, one hundred thirty-one million, six hundred seventy-three thousand, four hundred fifty".