471947497498 has 8 divisors (see below), whose sum is σ = 707939915508. Its totient is φ = 235967525664.

The previous prime is 471947497477. The next prime is 471947497523. The reversal of 471947497498 is 894794749174.

It can be written as a sum of positive squares in 2 ways, for example, as 445199876289 + 26747621209 = 667233^2 + 163547^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 471947497498.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 3016161 + ... + 3168772.

Almost surely, 2^471947497498 is an apocalyptic number.

471947497498 is a deficient number, since it is larger than the sum of its proper divisors (235992418010).

471947497498 is a wasteful number, since it uses less digits than its factorization.

471947497498 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6223088.

The product of its digits is 512096256, while the sum is 73.

The spelling of 471947497498 in words is "four hundred seventy-one billion, nine hundred forty-seven million, four hundred ninety-seven thousand, four hundred ninety-eight".