16214218404 has 48 divisors (see below), whose sum is σ = 39845326080. Its totient is φ = 5117588640.

The previous prime is 16214218387. The next prime is 16214218429. The reversal of 16214218404 is 40481241261.

16214218404 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×16214218404² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 440827 + ... + 476189.

It is an arithmetic number, because the mean of its divisors is an integer number (830110960).

Almost surely, 2^16214218404 is an apocalyptic number.

It is an amenable number.

16214218404 is an abundant number, since it is smaller than the sum of its proper divisors (23631107676).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16214218404 is a wasteful number, since it uses less digits than its factorization.

16214218404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37400 (or 37398 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 33.

Adding to 16214218404 its reverse (40481241261), we get a palindrome (56695459665).

The spelling of 16214218404 in words is "sixteen billion, two hundred fourteen million, two hundred eighteen thousand, four hundred four".