86538118278548 has 24 divisors (see below), whose sum is σ = 158026457348928. Its totient is φ = 41387709710336.

The previous prime is 86538118278463. The next prime is 86538118278569. The reversal of 86538118278548 is 84587281183568.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78398315 + ... + 79494477.

It is an arithmetic number, because the mean of its divisors is an integer number (6584435722872).

Almost surely, 2^{86538118278548} is an apocalyptic number.

It is an amenable number.

86538118278548 is a deficient number, since it is larger than the sum of its proper divisors (71488339070380).

86538118278548 is a wasteful number, since it uses less digits than its factorization.

86538118278548 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1954303 (or 1954301 counting only the distinct ones).

The product of its digits is 825753600, while the sum is 74.

The spelling of 86538118278548 in words is "eighty-six trillion, five hundred thirty-eight billion, one hundred eighteen million, two hundred seventy-eight thousand, five hundred forty-eight".