495843839904 has 96 divisors (see below), whose sum is σ = 1491241885056. Its totient is φ = 141316300800.

The previous prime is 495843839893. The next prime is 495843839921. The reversal of 495843839904 is 409938348594.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-2 number, since 2×495843839904² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 650557 + ... + 1189500.

It is an arithmetic number, because the mean of its divisors is an integer number (15533769636).

Almost surely, 2^495843839904 is an apocalyptic number.

It is an amenable number.

495843839904 is an abundant number, since it is smaller than the sum of its proper divisors (995398045152).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

495843839904 is a wasteful number, since it uses less digits than its factorization.

495843839904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1840478 (or 1840470 counting only the distinct ones).

The product of its (nonzero) digits is 134369280, while the sum is 66.

The spelling of 495843839904 in words is "four hundred ninety-five billion, eight hundred forty-three million, eight hundred thirty-nine thousand, nine hundred four".