36340720687 has 2 divisors, whose sum is σ = 36340720688. Its totient is φ = 36340720686.

The previous prime is 36340720639. The next prime is 36340720697. The reversal of 36340720687 is 78602704363.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 36340720687 - 2¹⁵ = 36340687919 is a prime.

It is a super-3 number, since 3×36340720687³ (a number of 33 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36340720607) 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 as a sum of consecutive naturals, namely, 18170360343 + 18170360344.

It is an arithmetic number, because the mean of its divisors is an integer number (18170360344).

Almost surely, 2^36340720687 is an apocalyptic number.

36340720687 is a deficient number, since it is larger than the sum of its proper divisors (1).

36340720687 is an equidigital number, since it uses as much as digits as its factorization.

36340720687 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1016064, while the sum is 46.

The spelling of 36340720687 in words is "thirty-six billion, three hundred forty million, seven hundred twenty thousand, six hundred eighty-seven".