16216011711 has 12 divisors (see below), whose sum is σ = 23475301200. Its totient is φ = 10786594560.

The previous prime is 16216011683. The next prime is 16216011727. The reversal of 16216011711 is 11711061261.

16216011711 is a `hidden beast` number, since 16 + 21 + 601 + 17 + 11 = 666.

It is not a de Polignac number, because 16216011711 - 2⁹ = 16216011199 is a prime.

It is a super-2 number, since 2×16216011711² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16216011211) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2002395 + ... + 2010476.

It is an arithmetic number, because the mean of its divisors is an integer number (1956275100).

Almost surely, 2^16216011711 is an apocalyptic number.

16216011711 is a deficient number, since it is larger than the sum of its proper divisors (7259289489).

16216011711 is a wasteful number, since it uses less digits than its factorization.

16216011711 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4013326 (or 4013323 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 27.

Adding to 16216011711 its reverse (11711061261), we get a palindrome (27927072972).

The spelling of 16216011711 in words is "sixteen billion, two hundred sixteen million, eleven thousand, seven hundred eleven".