236161536441231 has 16 divisors (see below), whose sum is σ = 316136153491200. Its totient is φ = 156815185887360.

The previous prime is 236161536441163. The next prime is 236161536441253. The reversal of 236161536441231 is 132144635161632.

It is not a de Polignac number, because 236161536441231 - 2¹⁷ = 236161536310159 is a prime.

It is a super-2 number, since 2×236161536441231² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (236161536448231) 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, 150976965 + ... + 152533166.

It is an arithmetic number, because the mean of its divisors is an integer number (19758509593200).

Almost surely, 2^{236161536441231} is an apocalyptic number.

236161536441231 is a deficient number, since it is larger than the sum of its proper divisors (79974617049969).

236161536441231 is a wasteful number, since it uses less digits than its factorization.

236161536441231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 303511166.

The product of its digits is 1866240, while the sum is 48.

The spelling of 236161536441231 in words is "two hundred thirty-six trillion, one hundred sixty-one billion, five hundred thirty-six million, four hundred forty-one thousand, two hundred thirty-one".