8455969423 has 4 divisors (see below), whose sum is σ = 9224693928. Its totient is φ = 7687244920.

The previous prime is 8455969351. The next prime is 8455969441. The reversal of 8455969423 is 3249695548.

8455969423 is digitally balanced in base 3, 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 a cyclic number.

It is not a de Polignac number, because 8455969423 - 2¹³ = 8455961231 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 (8455969493) 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, 384362236 + ... + 384362257.

It is an arithmetic number, because the mean of its divisors is an integer number (2306173482).

Almost surely, 2^8455969423 is an apocalyptic number.

8455969423 is a deficient number, since it is larger than the sum of its proper divisors (768724505).

8455969423 is a wasteful number, since it uses less digits than its factorization.

8455969423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 768724504.

The product of its digits is 9331200, while the sum is 55.

The square root of 8455969423 is about 91956.3452024927. The cubic root of 8455969423 is about 2037.2975736667.

The spelling of 8455969423 in words is "eight billion, four hundred fifty-five million, nine hundred sixty-nine thousand, four hundred twenty-three".