494182342656 has 504 divisors, whose sum is σ = 1574460036240. Its totient is φ = 154857111552.

The previous prime is 494182342543. The next prime is 494182342657. The reversal of 494182342656 is 656243281494.

494182342656 is a `hidden beast` number, since 4 + 94 + 1 + 82 + 3 + 426 + 56 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (494182342657) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 575299155 + ... + 575300013.

Almost surely, 2^494182342656 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 494182342656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (787230018120).

494182342656 is an abundant number, since it is smaller than the sum of its proper divisors (1080277693584).

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

494182342656 is an frugal number, since it uses more digits than its factorization.

494182342656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 934 (or 881 counting only the distinct ones).

The product of its digits is 9953280, while the sum is 54.

The spelling of 494182342656 in words is "four hundred ninety-four billion, one hundred eighty-two million, three hundred forty-two thousand, six hundred fifty-six".