86720467442166 has 96 divisors (see below), whose sum is σ = 190403898048000. Its totient is φ = 28523066120640.

The previous prime is 86720467442143. The next prime is 86720467442201. The reversal of 86720467442166 is 66124476402768.

86720467442166 is a `hidden beast` number, since 8 + 6 + 7 + 2 + 0 + 467 + 4 + 4 + 2 + 166 = 666.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 612279705 + ... + 612421323.

It is an arithmetic number, because the mean of its divisors is an integer number (1983373938000).

Almost surely, 2^{86720467442166} is an apocalyptic number.

86720467442166 is an abundant number, since it is smaller than the sum of its proper divisors (103683430605834).

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

86720467442166 is a wasteful number, since it uses less digits than its factorization.

86720467442166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142994 (or 142991 counting only the distinct ones).

The product of its (nonzero) digits is 130056192, while the sum is 63.

The spelling of 86720467442166 in words is "eighty-six trillion, seven hundred twenty billion, four hundred sixty-seven million, four hundred forty-two thousand, one hundred sixty-six".