236164205540 has 12 divisors (see below), whose sum is σ = 495944831676. Its totient is φ = 94465682208.

The previous prime is 236164205527. The next prime is 236164205573. The reversal of 236164205540 is 45502461632.

236164205540 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 28951703104 + 207212502436 = 170152^2 + 455206^2 .

It is a junction number, because it is equal to n+sod(n) for n = 236164205494 and 236164205503.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5904105119 + ... + 5904105158.

It is an arithmetic number, because the mean of its divisors is an integer number (41328735973).

Almost surely, 2^236164205540 is an apocalyptic number.

236164205540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

236164205540 is an abundant number, since it is smaller than the sum of its proper divisors (259780626136).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

236164205540 is a wasteful number, since it uses less digits than its factorization.

236164205540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11808210286 (or 11808210284 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 38.

The spelling of 236164205540 in words is "two hundred thirty-six billion, one hundred sixty-four million, two hundred five thousand, five hundred forty".