7855416223 has 2 divisors, whose sum is σ = 7855416224. Its totient is φ = 7855416222.

The previous prime is 7855416199. The next prime is 7855416241. The reversal of 7855416223 is 3226145587.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7855416223 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 7855416223.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7855416263) by changing a digit.

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 as a sum of consecutive naturals, namely, 3927708111 + 3927708112.

It is an arithmetic number, because the mean of its divisors is an integer number (3927708112).

Almost surely, 2^7855416223 is an apocalyptic number.

7855416223 is a deficient number, since it is larger than the sum of its proper divisors (1).

7855416223 is an equidigital number, since it uses as much as digits as its factorization.

7855416223 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 403200, while the sum is 43.

The square root of 7855416223 is about 88630.7859775597. The cubic root of 7855416223 is about 1987.8780292651.

The spelling of 7855416223 in words is "seven billion, eight hundred fifty-five million, four hundred sixteen thousand, two hundred twenty-three".