2942688863 has 2 divisors, whose sum is σ = 2942688864. Its totient is φ = 2942688862.

The previous prime is 2942688823. The next prime is 2942688871. The reversal of 2942688863 is 3688862492.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2942688863 - 2⁶ = 2942688799 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2942688799 and 2942688808.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2942688803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1471344431 + 1471344432.

It is an arithmetic number, because the mean of its divisors is an integer number (1471344432).

Almost surely, 2^2942688863 is an apocalyptic number.

2942688863 is a deficient number, since it is larger than the sum of its proper divisors (1).

2942688863 is an equidigital number, since it uses as much as digits as its factorization.

2942688863 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7962624, while the sum is 56.

The square root of 2942688863 is about 54246.5562317093. The cubic root of 2942688863 is about 1433.0063511137.

The spelling of 2942688863 in words is "two billion, nine hundred forty-two million, six hundred eighty-eight thousand, eight hundred sixty-three".