63841946099 has 2 divisors, whose sum is σ = 63841946100. Its totient is φ = 63841946098.

The previous prime is 63841946071. The next prime is 63841946107. The reversal of 63841946099 is 99064914836.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-63841946099 is a prime.

It is not a weakly prime, because it can be changed into another prime (63841946599) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31920973049 + 31920973050.

It is an arithmetic number, because the mean of its divisors is an integer number (31920973050).

Almost surely, 2^63841946099 is an apocalyptic number.

63841946099 is a deficient number, since it is larger than the sum of its proper divisors (1).

63841946099 is an equidigital number, since it uses as much as digits as its factorization.

63841946099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10077696, while the sum is 59.

The spelling of 63841946099 in words is "sixty-three billion, eight hundred forty-one million, nine hundred forty-six thousand, ninety-nine".