636086573673 has 16 divisors (see below), whose sum is σ = 849715719936. Its totient is φ = 423257927040.

The previous prime is 636086573597. The next prime is 636086573761. The reversal of 636086573673 is 376375680636.

636086573673 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 636086573673 - 2²² = 636082379369 is a prime.

It is a super-2 number, since 2×636086573673² (a number of 24 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (636086575673) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7518061 + ... + 7602197.

It is an arithmetic number, because the mean of its divisors is an integer number (53107232496).

Almost surely, 2^636086573673 is an apocalyptic number.

It is an amenable number.

636086573673 is a deficient number, since it is larger than the sum of its proper divisors (213629146263).

636086573673 is a wasteful number, since it uses less digits than its factorization.

636086573673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88864.

The product of its (nonzero) digits is 68584320, while the sum is 60.

The spelling of 636086573673 in words is "six hundred thirty-six billion, eighty-six million, five hundred seventy-three thousand, six hundred seventy-three".