50512718272811 has 2 divisors, whose sum is σ = 50512718272812. Its totient is φ = 50512718272810.

The previous prime is 50512718272787. The next prime is 50512718272829. The reversal of 50512718272811 is 11827281721505.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50512718272811 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 50512718272811.

It is not a weakly prime, because it can be changed into another prime (50512711272811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25256359136405 + 25256359136406.

It is an arithmetic number, because the mean of its divisors is an integer number (25256359136406).

Almost surely, 2^{50512718272811} is an apocalyptic number.

50512718272811 is a deficient number, since it is larger than the sum of its proper divisors (1).

50512718272811 is an equidigital number, since it uses as much as digits as its factorization.

50512718272811 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 627200, while the sum is 50.

The spelling of 50512718272811 in words is "fifty trillion, five hundred twelve billion, seven hundred eighteen million, two hundred seventy-two thousand, eight hundred eleven".