86544676478220 has 48 divisors (see below), whose sum is σ = 242373357299808. Its totient is φ = 23073983902720.

The previous prime is 86544676478219. The next prime is 86544676478443. The reversal of 86544676478220 is 2287467644568.

86544676478220 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 2×86544676478220² (a number of 29 digits) contains 22 as substring.

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, 143336589 + ... + 143939108.

It is an arithmetic number, because the mean of its divisors is an integer number (5049444943746).

Almost surely, 2^{86544676478220} is an apocalyptic number.

It is an amenable number.

86544676478220 is an abundant number, since it is smaller than the sum of its proper divisors (155828680821588).

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

86544676478220 is a wasteful number, since it uses less digits than its factorization.

86544676478220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287280730 (or 287280728 counting only the distinct ones).

The product of its (nonzero) digits is 867041280, while the sum is 69.

The spelling of 86544676478220 in words is "eighty-six trillion, five hundred forty-four billion, six hundred seventy-six million, four hundred seventy-eight thousand, two hundred twenty".