214661374171 has 4 divisors (see below), whose sum is σ = 218711588832. Its totient is φ = 210611159512.

The previous prime is 214661374117. The next prime is 214661374177. The reversal of 214661374171 is 171473166412.

It is a happy number.

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 214661374171 - 2²³ = 214652985563 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (214661374177) 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, 2025107251 + ... + 2025107356.

It is an arithmetic number, because the mean of its divisors is an integer number (54677897208).

Almost surely, 2^214661374171 is an apocalyptic number.

214661374171 is a deficient number, since it is larger than the sum of its proper divisors (4050214661).

214661374171 is an equidigital number, since it uses as much as digits as its factorization.

214661374171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4050214660.

The product of its digits is 169344, while the sum is 43.

The spelling of 214661374171 in words is "two hundred fourteen billion, six hundred sixty-one million, three hundred seventy-four thousand, one hundred seventy-one".