494168435928 has 160 divisors (see below), whose sum is σ = 1435969920000. Its totient is φ = 158606838720.

The previous prime is 494168435869. The next prime is 494168435983. The reversal of 494168435928 is 829534861494.

494168435928 is a `hidden beast` number, since 494 + 16 + 8 + 43 + 5 + 92 + 8 = 666.

It is a Smith number, since the sum of its digits (63) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 3935703 + ... + 4059321.

It is an arithmetic number, because the mean of its divisors is an integer number (8974812000).

Almost surely, 2^494168435928 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 494168435928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (717984960000).

494168435928 is an abundant number, since it is smaller than the sum of its proper divisors (941801484072).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

494168435928 is a wasteful number, since it uses less digits than its factorization.

494168435928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123867 (or 123854 counting only the distinct ones).

The product of its digits is 59719680, while the sum is 63.

The spelling of 494168435928 in words is "four hundred ninety-four billion, one hundred sixty-eight million, four hundred thirty-five thousand, nine hundred twenty-eight".