36831287473 has 2 divisors, whose sum is σ = 36831287474. Its totient is φ = 36831287472.

The previous prime is 36831287459. The next prime is 36831287477. The reversal of 36831287473 is 37478213863.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 34244242704 + 2587044769 = 185052^2 + 50863^2 .

It is a cyclic number.

It is not a de Polignac number, because 36831287473 - 2²⁵ = 36797733041 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 36831287473.

It is not a weakly prime, because it can be changed into another prime (36831287477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18415643736 + 18415643737.

It is an arithmetic number, because the mean of its divisors is an integer number (18415643737).

Almost surely, 2^36831287473 is an apocalyptic number.

It is an amenable number.

36831287473 is a deficient number, since it is larger than the sum of its proper divisors (1).

36831287473 is an equidigital number, since it uses as much as digits as its factorization.

36831287473 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4064256, while the sum is 52.

The spelling of 36831287473 in words is "thirty-six billion, eight hundred thirty-one million, two hundred eighty-seven thousand, four hundred seventy-three".