85198438343144 has 48 divisors (see below), whose sum is σ = 185912580722400. Its totient is φ = 36497041566048.

The previous prime is 85198438343141. The next prime is 85198438343203. The reversal of 85198438343144 is 44134383489158.

It is a happy number.

85198438343144 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×85198438343144² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (85198438343141) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 48465284 + ... + 50192435.

It is an arithmetic number, because the mean of its divisors is an integer number (3873178765050).

Almost surely, 2^{85198438343144} is an apocalyptic number.

It is an amenable number.

85198438343144 is an abundant number, since it is smaller than the sum of its proper divisors (100714142379256).

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

85198438343144 is a wasteful number, since it uses less digits than its factorization.

85198438343144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98659942 (or 98659931 counting only the distinct ones).

The product of its digits is 159252480, while the sum is 65.

The spelling of 85198438343144 in words is "eighty-five trillion, one hundred ninety-eight billion, four hundred thirty-eight million, three hundred forty-three thousand, one hundred forty-four".