494163519 has 8 divisors (see below), whose sum is σ = 659299632. Its totient is φ = 329234880.

The previous prime is 494163517. The next prime is 494163539. The reversal of 494163519 is 915361494.

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

It is not a de Polignac number, because 494163519 - 2¹ = 494163517 is a prime.

It is a super-2 number, since 2×494163519² = 488395167020926722, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (494163517) 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, 46222 + ... + 55899.

It is an arithmetic number, because the mean of its divisors is an integer number (82412454).

Almost surely, 2^494163519 is an apocalyptic number.

494163519 is a deficient number, since it is larger than the sum of its proper divisors (165136113).

494163519 is a wasteful number, since it uses less digits than its factorization.

494163519 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103737.

The product of its digits is 116640, while the sum is 42.

The square root of 494163519 is about 22229.7890003482. The cubic root of 494163519 is about 790.6001522997.

The spelling of 494163519 in words is "four hundred ninety-four million, one hundred sixty-three thousand, five hundred nineteen".