494920717810 has 8 divisors (see below), whose sum is σ = 890857292076. Its totient is φ = 197968287120.

The previous prime is 494920717799. The next prime is 494920717813. The reversal of 494920717810 is 18717029494.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 446722467129 + 48198250681 = 668373^2 + 219541^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×494920717810² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (494920717813) 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 3 ways as a sum of consecutive naturals, for example, 24746035881 + ... + 24746035900.

Almost surely, 2^494920717810 is an apocalyptic number.

494920717810 is a deficient number, since it is larger than the sum of its proper divisors (395936574266).

494920717810 is a wasteful number, since it uses less digits than its factorization.

494920717810 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49492071788.

The product of its (nonzero) digits is 1016064, while the sum is 52.

The spelling of 494920717810 in words is "four hundred ninety-four billion, nine hundred twenty million, seven hundred seventeen thousand, eight hundred ten".