194143032214 has 4 divisors (see below), whose sum is σ = 291214548324. Its totient is φ = 97071516106.

The previous prime is 194143032197. The next prime is 194143032217. The reversal of 194143032214 is 412230341491.

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

It is a self number, because there is not a number n which added to its sum of digits gives 194143032214.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (194143032217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48535758052 + ... + 48535758055.

It is an arithmetic number, because the mean of its divisors is an integer number (72803637081).

Almost surely, 2^194143032214 is an apocalyptic number.

194143032214 is a deficient number, since it is larger than the sum of its proper divisors (97071516110).

194143032214 is an equidigital number, since it uses as much as digits as its factorization.

194143032214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97071516109.

The product of its (nonzero) digits is 20736, while the sum is 34.

The spelling of 194143032214 in words is "one hundred ninety-four billion, one hundred forty-three million, thirty-two thousand, two hundred fourteen".