86436809163 has 12 divisors (see below), whose sum is σ = 124976432880. Its totient is φ = 57567648336.

The previous prime is 86436809159. The next prime is 86436809227. The reversal of 86436809163 is 36190863468.

It is not a de Polignac number, because 86436809163 - 2² = 86436809159 is a prime.

It is a super-3 number, since 3×86436809163³ (a number of 34 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (86436809113) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4731303 + ... + 4749536.

It is an arithmetic number, because the mean of its divisors is an integer number (10414702740).

Almost surely, 2^86436809163 is an apocalyptic number.

86436809163 is a deficient number, since it is larger than the sum of its proper divisors (38539623717).

86436809163 is a wasteful number, since it uses less digits than its factorization.

86436809163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9481858 (or 9481855 counting only the distinct ones).

The product of its (nonzero) digits is 4478976, while the sum is 54.

The spelling of 86436809163 in words is "eighty-six billion, four hundred thirty-six million, eight hundred nine thousand, one hundred sixty-three".