494022619728000 has 6912 divisors, whose sum is σ = 2249258645088000. Its totient is φ = 107307307008000.

The previous prime is 494022619727983. The next prime is 494022619728083. The reversal of 494022619728000 is 827916220494.

It is a happy number.

494022619728000 is a `hidden beast` number, since 4 + 9 + 402 + 26 + 197 + 28 + 0 + 0 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 863 ways as a sum of consecutive naturals, for example, 5550815951956 + ... + 5550815952044.

It is an arithmetic number, because the mean of its divisors is an integer number (325413577125).

Almost surely, 2^{494022619728000} is an apocalyptic number.

494022619728000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 494022619728000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1124629322544000).

494022619728000 is an abundant number, since it is smaller than the sum of its proper divisors (1755236025360000).

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

494022619728000 is an equidigital number, since it uses as much as digits as its factorization.

494022619728000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206 (or 152 counting only the distinct ones).

The product of its (nonzero) digits is 3483648, while the sum is 54.

The spelling of 494022619728000 in words is "four hundred ninety-four trillion, twenty-two billion, six hundred nineteen million, seven hundred twenty-eight thousand".