494463390109 has 8 divisors (see below), whose sum is σ = 549676424192. Its totient is φ = 441704268720.

The previous prime is 494463390103. The next prime is 494463390163. The reversal of 494463390109 is 901093364494.

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

It is not a de Polignac number, because 494463390109 - 2⁵ = 494463390077 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (494463390103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 613477749 + ... + 613478554.

It is an arithmetic number, because the mean of its divisors is an integer number (68709553024).

Almost surely, 2^494463390109 is an apocalyptic number.

It is an amenable number.

494463390109 is a deficient number, since it is larger than the sum of its proper divisors (55213034083).

494463390109 is a wasteful number, since it uses less digits than its factorization.

494463390109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1226956347.

The product of its (nonzero) digits is 2519424, while the sum is 52.

The spelling of 494463390109 in words is "four hundred ninety-four billion, four hundred sixty-three million, three hundred ninety thousand, one hundred nine".