36664561743455 has 4 divisors (see below), whose sum is σ = 43997474092152. Its totient is φ = 29331649394760.

The previous prime is 36664561743443. The next prime is 36664561743493. The reversal of 36664561743455 is 55434716546663.

36664561743455 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 36664561743455 - 2²⁴ = 36664544966239 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 36664561743391 and 36664561743400.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3666456174341 + ... + 3666456174350.

It is an arithmetic number, because the mean of its divisors is an integer number (10999368523038).

Almost surely, 2^{36664561743455} is an apocalyptic number.

36664561743455 is a deficient number, since it is larger than the sum of its proper divisors (7332912348697).

36664561743455 is an equidigital number, since it uses as much as digits as its factorization.

36664561743455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7332912348696.

The product of its digits is 653184000, while the sum is 65.

The spelling of 36664561743455 in words is "thirty-six trillion, six hundred sixty-four billion, five hundred sixty-one million, seven hundred forty-three thousand, four hundred fifty-five".