16423156211 has 8 divisors (see below), whose sum is σ = 20475623424. Its totient is φ = 12797264520.

The previous prime is 16423156181. The next prime is 16423156213. The reversal of 16423156211 is 11265132461.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 16423156211 - 2⁶ = 16423156147 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16423156213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 106643795 + ... + 106643948.

It is an arithmetic number, because the mean of its divisors is an integer number (2559452928).

Almost surely, 2^16423156211 is an apocalyptic number.

16423156211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

16423156211 is a deficient number, since it is larger than the sum of its proper divisors (4052467213).

16423156211 is a wasteful number, since it uses less digits than its factorization.

16423156211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213287761.

The product of its digits is 8640, while the sum is 32.

Adding to 16423156211 its reverse (11265132461), we get a palindrome (27688288672).

The spelling of 16423156211 in words is "sixteen billion, four hundred twenty-three million, one hundred fifty-six thousand, two hundred eleven".