16424247811 has 2 divisors, whose sum is σ = 16424247812. Its totient is φ = 16424247810.

The previous prime is 16424247787. The next prime is 16424247821. The reversal of 16424247811 is 11874242461.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (11874242461) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16424247811 - 2¹¹ = 16424245763 is a prime.

It is not a weakly prime, because it can be changed into another prime (16424247821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8212123905 + 8212123906.

It is an arithmetic number, because the mean of its divisors is an integer number (8212123906).

Almost surely, 2^16424247811 is an apocalyptic number.

16424247811 is a deficient number, since it is larger than the sum of its proper divisors (1).

16424247811 is an equidigital number, since it uses as much as digits as its factorization.

16424247811 is an evil number, because the sum of its binary digits is even.

The product of its digits is 86016, while the sum is 40.

The spelling of 16424247811 in words is "sixteen billion, four hundred twenty-four million, two hundred forty-seven thousand, eight hundred eleven".