194814616534 has 16 divisors (see below), whose sum is σ = 292549802688. Its totient is φ = 97298070912.

The previous prime is 194814616523. The next prime is 194814616547. The reversal of 194814616534 is 435616418491.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8426739 + ... + 8449825.

It is an arithmetic number, because the mean of its divisors is an integer number (18284362668).

Almost surely, 2^194814616534 is an apocalyptic number.

194814616534 is a deficient number, since it is larger than the sum of its proper divisors (97735186154).

194814616534 is a wasteful number, since it uses less digits than its factorization.

194814616534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27639.

The product of its digits is 2488320, while the sum is 52.

The spelling of 194814616534 in words is "one hundred ninety-four billion, eight hundred fourteen million, six hundred sixteen thousand, five hundred thirty-four".