8355445005 has 16 divisors (see below), whose sum is σ = 14155107264. Its totient is φ = 4194105600.

The previous prime is 8355444989. The next prime is 8355445027. The reversal of 8355445005 is 5005445538.

It is not a de Polignac number, because 8355445005 - 2⁴ = 8355444989 is a prime.

It is a super-2 number, since 2×8355445005² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16382971 + ... + 16383480.

It is an arithmetic number, because the mean of its divisors is an integer number (884694204).

Almost surely, 2^8355445005 is an apocalyptic number.

8355445005 is a gapful number since it is divisible by the number (85) formed by its first and last digit.

It is an amenable number.

8355445005 is a deficient number, since it is larger than the sum of its proper divisors (5799662259).

8355445005 is a wasteful number, since it uses less digits than its factorization.

8355445005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32766476.

The product of its (nonzero) digits is 240000, while the sum is 39.

The square root of 8355445005 is about 91408.1232987528. The cubic root of 8355445005 is about 2029.1922502404.

The spelling of 8355445005 in words is "eight billion, three hundred fifty-five million, four hundred forty-five thousand, five".