845028803438142 has 16 divisors (see below), whose sum is σ = 1691198766655632. Its totient is φ = 281486074516160.

The previous prime is 845028803438003. The next prime is 845028803438147. The reversal of 845028803438142 is 241834308820548.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (845028803438147) 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, 47548314513 + ... + 47548332284.

It is an arithmetic number, because the mean of its divisors is an integer number (105699922915977).

Almost surely, 2^{845028803438142} is an apocalyptic number.

845028803438142 is an abundant number, since it is smaller than the sum of its proper divisors (846169963217490).

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

845028803438142 is a wasteful number, since it uses less digits than its factorization.

845028803438142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95096648283.

The product of its (nonzero) digits is 47185920, while the sum is 60.

The spelling of 845028803438142 in words is "eight hundred forty-five trillion, twenty-eight billion, eight hundred three million, four hundred thirty-eight thousand, one hundred forty-two".