8424953855 has 16 divisors (see below), whose sum is σ = 10446568704. Its totient is φ = 6515984640.

The previous prime is 8424953827. The next prime is 8424953863. The reversal of 8424953855 is 5583594248.

It is a happy number.

It is not a de Polignac number, because 8424953855 - 2¹² = 8424949759 is a prime.

It is a super-2 number, since 2×8424953855² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 8424953797 and 8424953806.

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 15 ways as a sum of consecutive naturals, for example, 130187 + ... + 183843.

It is an arithmetic number, because the mean of its divisors is an integer number (652910544).

Almost surely, 2^8424953855 is an apocalyptic number.

8424953855 is a deficient number, since it is larger than the sum of its proper divisors (2021614849).

8424953855 is a wasteful number, since it uses less digits than its factorization.

8424953855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54706.

The product of its digits is 6912000, while the sum is 53.

The square root of 8424953855 is about 91787.5473852526. The cubic root of 8424953855 is about 2034.8036607256.

The spelling of 8424953855 in words is "eight billion, four hundred twenty-four million, nine hundred fifty-three thousand, eight hundred fifty-five".