6201878650811 has 2 divisors, whose sum is σ = 6201878650812. Its totient is φ = 6201878650810.

The previous prime is 6201878650771. The next prime is 6201878650813. The reversal of 6201878650811 is 1180568781026.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6201878650811 is a prime.

Together with 6201878650813, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (6201878650813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3100939325405 + 3100939325406.

It is an arithmetic number, because the mean of its divisors is an integer number (3100939325406).

Almost surely, 2^{6201878650811} is an apocalyptic number.

6201878650811 is a deficient number, since it is larger than the sum of its proper divisors (1).

6201878650811 is an equidigital number, since it uses as much as digits as its factorization.

6201878650811 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1290240, while the sum is 53.

The spelling of 6201878650811 in words is "six trillion, two hundred one billion, eight hundred seventy-eight million, six hundred fifty thousand, eight hundred eleven".