194375573942 has 48 divisors (see below), whose sum is σ = 333267782400. Its totient is φ = 84858681600.

The previous prime is 194375573941. The next prime is 194375573969. The reversal of 194375573942 is 249375573491.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (194375573941) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1267934 + ... + 1412942.

It is an arithmetic number, because the mean of its divisors is an integer number (6943078800).

Almost surely, 2^194375573942 is an apocalyptic number.

194375573942 is a deficient number, since it is larger than the sum of its proper divisors (138892208458).

194375573942 is a wasteful number, since it uses less digits than its factorization.

194375573942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145253 (or 145242 counting only the distinct ones).

The product of its digits is 28576800, while the sum is 59.

The spelling of 194375573942 in words is "one hundred ninety-four billion, three hundred seventy-five million, five hundred seventy-three thousand, nine hundred forty-two".