85305111368 has 8 divisors (see below), whose sum is σ = 159947083830. Its totient is φ = 42652555680.

The previous prime is 85305111347. The next prime is 85305111403. The reversal of 85305111368 is 86311150358.

It can be written as a sum of positive squares in only one way, i.e., 74823037444 + 10482073924 = 273538^2 + 102382^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5331569453 + ... + 5331569468.

Almost surely, 2^85305111368 is an apocalyptic number.

It is an amenable number.

85305111368 is a deficient number, since it is larger than the sum of its proper divisors (74641972462).

85305111368 is a wasteful number, since it uses less digits than its factorization.

85305111368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10663138927 (or 10663138923 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 41.

The spelling of 85305111368 in words is "eighty-five billion, three hundred five million, one hundred eleven thousand, three hundred sixty-eight".