494136540048 has 40 divisors (see below), whose sum is σ = 1292677878400. Its totient is φ = 162627214464.

The previous prime is 494136540047. The next prime is 494136540089. The reversal of 494136540048 is 840045631494.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a junction number, because it is equal to n+sod(n) for n = 494136539979 and 494136540006.

It is not an unprimeable number, because it can be changed into a prime (494136540041) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 65151343 + ... + 65158926.

It is an arithmetic number, because the mean of its divisors is an integer number (32316946960).

Almost surely, 2^494136540048 is an apocalyptic number.

494136540048 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

494136540048 is an abundant number, since it is smaller than the sum of its proper divisors (798541338352).

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

494136540048 is a wasteful number, since it uses less digits than its factorization.

494136540048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130310359 (or 130310353 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 48.

The spelling of 494136540048 in words is "four hundred ninety-four billion, one hundred thirty-six million, five hundred forty thousand, forty-eight".