36800009485 has 4 divisors (see below), whose sum is σ = 44160011388. Its totient is φ = 29440007584.

The previous prime is 36800009483. The next prime is 36800009489. The reversal of 36800009485 is 58490000863.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4768316809 + 32031692676 = 69053^2 + 178974^2 .

It is a cyclic number.

It is not a de Polignac number, because 36800009485 - 2¹ = 36800009483 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 (36800009483) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3680000944 + ... + 3680000953.

It is an arithmetic number, because the mean of its divisors is an integer number (11040002847).

Almost surely, 2^36800009485 is an apocalyptic number.

It is an amenable number.

36800009485 is a deficient number, since it is larger than the sum of its proper divisors (7360001903).

36800009485 is an equidigital number, since it uses as much as digits as its factorization.

36800009485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7360001902.

The product of its (nonzero) digits is 207360, while the sum is 43.

The spelling of 36800009485 in words is "thirty-six billion, eight hundred million, nine thousand, four hundred eighty-five".