214194055547 has 4 divisors (see below), whose sum is σ = 214522071600. Its totient is φ = 213866039496.

The previous prime is 214194055507. The next prime is 214194055567. The reversal of 214194055547 is 745550491412.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 214194055547 - 2¹⁶ = 214193990011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (214194055507) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 164007047 + ... + 164008352.

It is an arithmetic number, because the mean of its divisors is an integer number (53630517900).

Almost surely, 2^214194055547 is an apocalyptic number.

214194055547 is a deficient number, since it is larger than the sum of its proper divisors (328016053).

214194055547 is an equidigital number, since it uses as much as digits as its factorization.

214194055547 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 328016052.

The product of its (nonzero) digits is 1008000, while the sum is 47.

The spelling of 214194055547 in words is "two hundred fourteen billion, one hundred ninety-four million, fifty-five thousand, five hundred forty-seven".