8066388853 has 2 divisors, whose sum is σ = 8066388854. Its totient is φ = 8066388852.

The previous prime is 8066388829. The next prime is 8066388899. The reversal of 8066388853 is 3588836608.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4259128644 + 3807260209 = 65262^2 + 61703^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8066388853 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8066388794 and 8066388803.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8066388653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4033194426 + 4033194427.

It is an arithmetic number, because the mean of its divisors is an integer number (4033194427).

Almost surely, 2^8066388853 is an apocalyptic number.

It is an amenable number.

8066388853 is a deficient number, since it is larger than the sum of its proper divisors (1).

8066388853 is an equidigital number, since it uses as much as digits as its factorization.

8066388853 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6635520, while the sum is 55.

The square root of 8066388853 is about 89813.0772938997. The cubic root of 8066388853 is about 2005.5171708348.

The spelling of 8066388853 in words is "eight billion, sixty-six million, three hundred eighty-eight thousand, eight hundred fifty-three".