494872854784 has 243 divisors, whose sum is σ = 1265263161183. Its totient is φ = 192469939200.

The previous prime is 494872854731. The next prime is 494872854797. The reversal of 494872854784 is 487458278494.

It is a happy number.

The square root of 494872854784 is 703472.

It is a perfect power (a square), and thus also a powerful number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 866677219 + ... + 866677789.

Almost surely, 2^494872854784 is an apocalyptic number.

494872854784 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

494872854784 is the 703472-nd square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 494872854784

494872854784 is an abundant number, since it is smaller than the sum of its proper divisors (770390306399).

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

494872854784 is an frugal number, since it uses more digits than its factorization.

494872854784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1194 (or 591 counting only the distinct ones).

The product of its digits is 578027520, while the sum is 70.

The spelling of 494872854784 in words is "four hundred ninety-four billion, eight hundred seventy-two million, eight hundred fifty-four thousand, seven hundred eighty-four".