16424247211 has 4 divisors (see below), whose sum is σ = 16424507592. Its totient is φ = 16423986832.

The previous prime is 16424247101. The next prime is 16424247227. The reversal of 16424247211 is 11274242461.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 11274242461 = 17 ⋅663190733.

It is a cyclic number.

It is not a de Polignac number, because 16424247211 - 2²³ = 16415858603 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16424247811) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30720 + ... + 183826.

It is an arithmetic number, because the mean of its divisors is an integer number (4106126898).

Almost surely, 2^16424247211 is an apocalyptic number.

16424247211 is a deficient number, since it is larger than the sum of its proper divisors (260381).

16424247211 is a wasteful number, since it uses less digits than its factorization.

16424247211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260380.

The product of its digits is 21504, while the sum is 34.

Adding to 16424247211 its reverse (11274242461), we get a palindrome (27698489672).

The spelling of 16424247211 in words is "sixteen billion, four hundred twenty-four million, two hundred forty-seven thousand, two hundred eleven".