214001404443 has 6 divisors (see below), whose sum is σ = 309113139764. Its totient is φ = 142667602956.

The previous prime is 214001404429. The next prime is 214001404451. The reversal of 214001404443 is 344404100412.

214001404443 is a `hidden beast` number, since 214 + 0 + 0 + 1 + 4 + 0 + 4 + 443 = 666.

It is not a de Polignac number, because 214001404443 - 2⁸ = 214001404187 is a prime.

It is a super-2 number, since 2×214001404443² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (214001404403) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11888966905 + ... + 11888966922.

Almost surely, 2^214001404443 is an apocalyptic number.

214001404443 is a deficient number, since it is larger than the sum of its proper divisors (95111735321).

214001404443 is a wasteful number, since it uses less digits than its factorization.

214001404443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23777933833 (or 23777933830 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 214001404443 its reverse (344404100412), we get a palindrome (558405504855).

The spelling of 214001404443 in words is "two hundred fourteen billion, one million, four hundred four thousand, four hundred forty-three".