494939383939495 has 128 divisors (see below), whose sum is σ = 676604285153280. Its totient is φ = 344524078080000.

The previous prime is 494939383939471. The next prime is 494939383939513. The reversal of 494939383939495 is 594939383939494.

It is not a de Polignac number, because 494939383939495 - 2¹⁹ = 494939383415207 is a prime.

It is a super-3 number, since 3×494939383939495³ (a number of 45 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 4388832460 + ... + 4388945230.

It is an arithmetic number, because the mean of its divisors is an integer number (5285970977760).

Almost surely, 2^{494939383939495} is an apocalyptic number.

494939383939495 is a deficient number, since it is larger than the sum of its proper divisors (181664901213785).

494939383939495 is a wasteful number, since it uses less digits than its factorization.

494939383939495 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113177.

The product of its digits is 110199605760, while the sum is 91.

Subtracting 494939383939495 from its reverse (594939383939494), we obtain a palindrome (99999999999999).

It can be divided in two parts, 4949393 and 83939495, that added together give a palindrome (88888888).

The spelling of 494939383939495 in words is "four hundred ninety-four trillion, nine hundred thirty-nine billion, three hundred eighty-three million, nine hundred thirty-nine thousand, four hundred ninety-five".