497129899492 has 24 divisors (see below), whose sum is σ = 875436329600. Its totient is φ = 247005658656.

The previous prime is 497129899457. The next prime is 497129899493. The reversal of 497129899492 is 294998921794.

It is not an unprimeable number, because it can be changed into a prime (497129899493) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5009734 + ... + 5108002.

Almost surely, 2^497129899492 is an apocalyptic number.

It is an amenable number.

497129899492 is a deficient number, since it is larger than the sum of its proper divisors (378306430108).

497129899492 is a wasteful number, since it uses less digits than its factorization.

497129899492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106195 (or 106193 counting only the distinct ones).

The product of its digits is 211631616, while the sum is 73.

The spelling of 497129899492 in words is "four hundred ninety-seven billion, one hundred twenty-nine million, eight hundred ninety-nine thousand, four hundred ninety-two".