494829240481 has 3 divisors (see below), whose sum is σ = 494829943923. Its totient is φ = 494828537040.

The previous prime is 494829240413. The next prime is 494829240497. The reversal of 494829240481 is 184042928494.

The square root of 494829240481 is 703441.

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

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 142135786081 + 352693454400 = 377009^2 + 593880^2 .

It is not a de Polignac number, because 494829240481 - 2¹¹ = 494829238433 is a prime.

It is a super-2 number, since 2×494829240481² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (494829243481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 351721 + ... + 1055161.

It is an arithmetic number, because the mean of its divisors is an integer number (164943314641).

Almost surely, 2^494829240481 is an apocalyptic number.

494829240481 is the 703441-st square number.

494829240481 is the 351721-st centered octagonal number.

It is an amenable number.

494829240481 is a deficient number, since it is larger than the sum of its proper divisors (703442).

494829240481 is an frugal number, since it uses more digits than its factorization.

494829240481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1406882 (or 703441 counting only the distinct ones).

The product of its (nonzero) digits is 5308416, while the sum is 55.

The spelling of 494829240481 in words is "four hundred ninety-four billion, eight hundred twenty-nine million, two hundred forty thousand, four hundred eighty-one".