86544445468657 has 8 divisors (see below), whose sum is σ = 94609224887040. Its totient is φ = 78512516476560.

The previous prime is 86544445468651. The next prime is 86544445468673. The reversal of 86544445468657 is 75686454444568.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-86544445468657 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (86544445468651) 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, 8212601058 + ... + 8212611595.

It is an arithmetic number, because the mean of its divisors is an integer number (11826153110880).

Almost surely, 2^{86544445468657} is an apocalyptic number.

It is an amenable number.

86544445468657 is a deficient number, since it is larger than the sum of its proper divisors (8064779418383).

86544445468657 is a wasteful number, since it uses less digits than its factorization.

86544445468657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16425213143.

The product of its digits is 12386304000, while the sum is 76.

The spelling of 86544445468657 in words is "eighty-six trillion, five hundred forty-four billion, four hundred forty-five million, four hundred sixty-eight thousand, six hundred fifty-seven".