854581585185458 has 16 divisors (see below), whose sum is σ = 1380570082213056. Its totient is φ = 394395945253200.

The previous prime is 854581585185457. The next prime is 854581585185463.

854581585185458 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (854581585185457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1096470968 + ... + 1097250083.

It is an arithmetic number, because the mean of its divisors is an integer number (86285630138316).

Almost surely, 2^{854581585185458} is an apocalyptic number.

854581585185458 is a deficient number, since it is larger than the sum of its proper divisors (525988497027598).

854581585185458 is a wasteful number, since it uses less digits than its factorization.

854581585185458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2193736049.

The product of its digits is 8192000000, while the sum is 80.

The spelling of 854581585185458 in words is "eight hundred fifty-four trillion, five hundred eighty-one billion, five hundred eighty-five million, one hundred eighty-five thousand, four hundred fifty-eight".