8063618831 has 2 divisors, whose sum is σ = 8063618832. Its totient is φ = 8063618830.

The previous prime is 8063618767. The next prime is 8063618837. The reversal of 8063618831 is 1388163608.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8063618831 - 2⁶ = 8063618767 is a prime.

It is a super-2 number, since 2×8063618831² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8063618837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4031809415 + 4031809416.

It is an arithmetic number, because the mean of its divisors is an integer number (4031809416).

Almost surely, 2^8063618831 is an apocalyptic number.

8063618831 is a deficient number, since it is larger than the sum of its proper divisors (1).

8063618831 is an equidigital number, since it uses as much as digits as its factorization.

8063618831 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 165888, while the sum is 44.

The square root of 8063618831 is about 89797.6549304045. The cubic root of 8063618831 is about 2005.2875776917.

The spelling of 8063618831 in words is "eight billion, sixty-three million, six hundred eighteen thousand, eight hundred thirty-one".