36218037968449 has 8 divisors (see below), whose sum is σ = 37467003600000. Its totient is φ = 34969076854992.

The previous prime is 36218037968417. The next prime is 36218037968503. The reversal of 36218037968449 is 94486973081263.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 36218037968449 - 2⁵ = 36218037968417 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36218037966449) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27353302 + ... + 28646800.

It is an arithmetic number, because the mean of its divisors is an integer number (4683375450000).

Almost surely, 2^{36218037968449} is an apocalyptic number.

It is an amenable number.

36218037968449 is a deficient number, since it is larger than the sum of its proper divisors (1248965631551).

36218037968449 is a wasteful number, since it uses less digits than its factorization.

36218037968449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2259047.

The product of its (nonzero) digits is 376233984, while the sum is 70.

The spelling of 36218037968449 in words is "thirty-six trillion, two hundred eighteen billion, thirty-seven million, nine hundred sixty-eight thousand, four hundred forty-nine".