16214115238 has 16 divisors (see below), whose sum is σ = 25462972080. Its totient is φ = 7733194336.

The previous prime is 16214115233. The next prime is 16214115277. The reversal of 16214115238 is 83251141261.

It is a super-2 number, since 2×16214115238² (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 (16214115233) 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, 1679245 + ... + 1688872.

It is an arithmetic number, because the mean of its divisors is an integer number (1591435755).

Almost surely, 2^16214115238 is an apocalyptic number.

16214115238 is a deficient number, since it is larger than the sum of its proper divisors (9248856842).

16214115238 is a wasteful number, since it uses less digits than its factorization.

16214115238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3368231.

The product of its digits is 11520, while the sum is 34.

Adding to 16214115238 its reverse (83251141261), we get a palindrome (99465256499).

The spelling of 16214115238 in words is "sixteen billion, two hundred fourteen million, one hundred fifteen thousand, two hundred thirty-eight".