494654086485 has 384 divisors, whose sum is σ = 1062292008960. Its totient is φ = 210412339200.

The previous prime is 494654086439. The next prime is 494654086489. The reversal of 494654086485 is 584680456494.

494654086485 is a `hidden beast` number, since 4 + 9 + 4 + 6 + 540 + 8 + 6 + 4 + 85 = 666.

It is not a de Polignac number, because 494654086485 - 2⁹ = 494654085973 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (494654086489) by changing a digit.

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 383 ways as a sum of consecutive naturals, for example, 545373402 + ... + 545374308.

It is an arithmetic number, because the mean of its divisors is an integer number (2766385440).

Almost surely, 2^494654086485 is an apocalyptic number.

494654086485 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

494654086485 is an abundant number, since it is smaller than the sum of its proper divisors (567637922475).

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

494654086485 is a wasteful number, since it uses less digits than its factorization.

494654086485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1069 (or 1066 counting only the distinct ones).

The product of its (nonzero) digits is 132710400, while the sum is 63.

The spelling of 494654086485 in words is "four hundred ninety-four billion, six hundred fifty-four million, eighty-six thousand, four hundred eighty-five".