494735793280 has 32 divisors (see below), whose sum is σ = 1182727757340. Its totient is φ = 197894317056.

The previous prime is 494735793271. The next prime is 494735793317. The reversal of 494735793280 is 82397537494.

It can be written as a sum of positive squares in 2 ways, for example, as 492029296704 + 2706496576 = 701448^2 + 52024^2 .

It is a tau number, because it is divible by the number of its divisors (32).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 386511699 + ... + 386512978.

Almost surely, 2^494735793280 is an apocalyptic number.

494735793280 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

494735793280 is an abundant number, since it is smaller than the sum of its proper divisors (687991964060).

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

494735793280 is an equidigital number, since it uses as much as digits as its factorization.

494735793280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 773024696 (or 773024684 counting only the distinct ones).

The product of its (nonzero) digits is 45722880, while the sum is 61.

The spelling of 494735793280 in words is "four hundred ninety-four billion, seven hundred thirty-five million, seven hundred ninety-three thousand, two hundred eighty".