36881333287 has 16 divisors (see below), whose sum is σ = 37741697280. Its totient is φ = 36030665088.

The previous prime is 36881333249. The next prime is 36881333311. The reversal of 36881333287 is 78233318863.

It is a cyclic number.

It is not a de Polignac number, because 36881333287 - 2¹¹ = 36881331239 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36881333887) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12729423 + ... + 12732319.

It is an arithmetic number, because the mean of its divisors is an integer number (2358856080).

Almost surely, 2^36881333287 is an apocalyptic number.

36881333287 is a deficient number, since it is larger than the sum of its proper divisors (860363993).

36881333287 is a wasteful number, since it uses less digits than its factorization.

36881333287 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4470.

The product of its digits is 3483648, while the sum is 52.

The spelling of 36881333287 in words is "thirty-six billion, eight hundred eighty-one million, three hundred thirty-three thousand, two hundred eighty-seven".