499717816694 has 8 divisors (see below), whose sum is σ = 751445994888. Its totient is φ = 249235818400.

The previous prime is 499717816667. The next prime is 499717816723. The reversal of 499717816694 is 496618717994.

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

It is a Curzon number.

It is a congruent number.

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, 311543972 + ... + 311545575.

It is an arithmetic number, because the mean of its divisors is an integer number (93930749361).

Almost surely, 2^499717816694 is an apocalyptic number.

499717816694 is a deficient number, since it is larger than the sum of its proper divisors (251728178194).

499717816694 is a wasteful number, since it uses less digits than its factorization.

499717816694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 623089950.

The product of its digits is 164602368, while the sum is 71.

The spelling of 499717816694 in words is "four hundred ninety-nine billion, seven hundred seventeen million, eight hundred sixteen thousand, six hundred ninety-four".