8255520006 has 16 divisors (see below), whose sum is σ = 16612336704. Its totient is φ = 2734957224.

The previous prime is 8255520001. The next prime is 8255520011. The reversal of 8255520006 is 6000255528.

It is an interprime number because it is at equal distance from previous prime (8255520001) and next prime (8255520011).

It is a super-2 number, since 2×8255520006² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8255520001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4219636 + ... + 4221591.

It is an arithmetic number, because the mean of its divisors is an integer number (1038271044).

Almost surely, 2^8255520006 is an apocalyptic number.

8255520006 is an abundant number, since it is smaller than the sum of its proper divisors (8356816698).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8255520006 is a wasteful number, since it uses less digits than its factorization.

8255520006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8441395.

The product of its (nonzero) digits is 24000, while the sum is 33.

The square root of 8255520006 is about 90859.8921747104. The cubic root of 8255520006 is about 2021.0705698206.

The spelling of 8255520006 in words is "eight billion, two hundred fifty-five million, five hundred twenty thousand, six".