194514331384 has 16 divisors (see below), whose sum is σ = 365221634400. Its totient is φ = 97121895552.

The previous prime is 194514331357. The next prime is 194514331387. The reversal of 194514331384 is 483133415491.

It is a super-2 number, since 2×194514331384² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (194514331387) 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, 16902657 + ... + 16914160.

It is an arithmetic number, because the mean of its divisors is an integer number (22826352150).

Almost surely, 2^194514331384 is an apocalyptic number.

It is an amenable number.

194514331384 is a deficient number, since it is larger than the sum of its proper divisors (170707303016).

194514331384 is a wasteful number, since it uses less digits than its factorization.

194514331384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33817542 (or 33817538 counting only the distinct ones).

The product of its digits is 622080, while the sum is 46.

The spelling of 194514331384 in words is "one hundred ninety-four billion, five hundred fourteen million, three hundred thirty-one thousand, three hundred eighty-four".