8442141589494 has 32 divisors (see below), whose sum is σ = 18765688970880. Its totient is φ = 2813241047400.

The previous prime is 8442141589489. The next prime is 8442141589561. The reversal of 8442141589494 is 4949851412448.

8442141589494 is a `hidden beast` number, since 8 + 4 + 4 + 2 + 1 + 4 + 1 + 589 + 49 + 4 = 666.

It is a super-2 number, since 2×8442141589494² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22202772 + ... + 22579799.

It is an arithmetic number, because the mean of its divisors is an integer number (586427780340).

Almost surely, 2^{8442141589494} is an apocalyptic number.

8442141589494 is an abundant number, since it is smaller than the sum of its proper divisors (10323547381386).

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

8442141589494 is a wasteful number, since it uses less digits than its factorization.

8442141589494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44786073 (or 44786067 counting only the distinct ones).

The product of its digits is 53084160, while the sum is 63.

The spelling of 8442141589494 in words is "eight trillion, four hundred forty-two billion, one hundred forty-one million, five hundred eighty-nine thousand, four hundred ninety-four".