6318763881811 has 2 divisors, whose sum is σ = 6318763881812. Its totient is φ = 6318763881810.

The previous prime is 6318763881797. The next prime is 6318763881823. The reversal of 6318763881811 is 1181883678136.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6318763881811 - 2⁹ = 6318763881299 is a prime.

It is a super-3 number, since 3×6318763881811³ (a number of 39 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 6318763881811.

It is not a weakly prime, because it can be changed into another prime (6318763881011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3159381940905 + 3159381940906.

It is an arithmetic number, because the mean of its divisors is an integer number (3159381940906).

Almost surely, 2^{6318763881811} is an apocalyptic number.

6318763881811 is a deficient number, since it is larger than the sum of its proper divisors (1).

6318763881811 is an equidigital number, since it uses as much as digits as its factorization.

6318763881811 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9289728, while the sum is 61.

The spelling of 6318763881811 in words is "six trillion, three hundred eighteen billion, seven hundred sixty-three million, eight hundred eighty-one thousand, eight hundred eleven".