36686685337 has 4 divisors (see below), whose sum is σ = 36689692176. Its totient is φ = 36683678500.

The previous prime is 36686685317. The next prime is 36686685341. The reversal of 36686685337 is 73358668663.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-36686685337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36686685317) 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, 1485043 + ... + 1509544.

It is an arithmetic number, because the mean of its divisors is an integer number (9172423044).

Almost surely, 2^36686685337 is an apocalyptic number.

It is an amenable number.

36686685337 is a deficient number, since it is larger than the sum of its proper divisors (3006839).

36686685337 is a wasteful number, since it uses less digits than its factorization.

36686685337 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3006838.

The product of its digits is 78382080, while the sum is 61.

The spelling of 36686685337 in words is "thirty-six billion, six hundred eighty-six million, six hundred eighty-five thousand, three hundred thirty-seven".