86544445305387 has 8 divisors (see below), whose sum is σ = 115409585756160. Its totient is φ = 57687800862440.

The previous prime is 86544445305379. The next prime is 86544445305407. The reversal of 86544445305387 is 78350354444568.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 86544445305387 - 2³ = 86544445305379 is a prime.

It is not an unprimeable number, because it can be changed into a prime (86544445305187) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2123978187 + ... + 2124018932.

It is an arithmetic number, because the mean of its divisors is an integer number (14426198219520).

Almost surely, 2^{86544445305387} is an apocalyptic number.

86544445305387 is a deficient number, since it is larger than the sum of its proper divisors (28865140450773).

86544445305387 is a wasteful number, since it uses less digits than its factorization.

86544445305387 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4248003913.

The product of its (nonzero) digits is 774144000, while the sum is 66.

The spelling of 86544445305387 in words is "eighty-six trillion, five hundred forty-four billion, four hundred forty-five million, three hundred five thousand, three hundred eighty-seven".