4223636455 has 4 divisors (see below), whose sum is σ = 5068363752. Its totient is φ = 3378909160.

The previous prime is 4223636423. The next prime is 4223636467. The reversal of 4223636455 is 5546363224.

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

It is not a de Polignac number, because 4223636455 - 2⁵ = 4223636423 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 422363641 + ... + 422363650.

It is an arithmetic number, because the mean of its divisors is an integer number (1267090938).

Almost surely, 2^4223636455 is an apocalyptic number.

4223636455 is a deficient number, since it is larger than the sum of its proper divisors (844727297).

4223636455 is an equidigital number, since it uses as much as digits as its factorization.

4223636455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 844727296.

The product of its digits is 518400, while the sum is 40.

The square root of 4223636455 is about 64989.5103459012. The cubic root of 4223636455 is about 1616.4496315205.

Adding to 4223636455 its reverse (5546363224), we get a palindrome (9769999679).

The spelling of 4223636455 in words is "four billion, two hundred twenty-three million, six hundred thirty-six thousand, four hundred fifty-five".