8436214663 has 4 divisors (see below), whose sum is σ = 8615708640. Its totient is φ = 8256720688.

The previous prime is 8436214601. The next prime is 8436214679. The reversal of 8436214663 is 3664126348.

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

It is a cyclic number.

It is not a de Polignac number, because 8436214663 - 2⁹ = 8436214151 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 (8436214693) 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, 89746918 + ... + 89747011.

It is an arithmetic number, because the mean of its divisors is an integer number (2153927160).

Almost surely, 2^8436214663 is an apocalyptic number.

8436214663 is a deficient number, since it is larger than the sum of its proper divisors (179493977).

8436214663 is a wasteful number, since it uses less digits than its factorization.

8436214663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179493976.

The product of its digits is 497664, while the sum is 43.

The square root of 8436214663 is about 91848.8685994553. The cubic root of 8436214663 is about 2035.7098311551.

The spelling of 8436214663 in words is "eight billion, four hundred thirty-six million, two hundred fourteen thousand, six hundred sixty-three".