194033043975 has 12 divisors (see below), whose sum is σ = 320801299496. Its totient is φ = 103484290080.

The previous prime is 194033043899. The next prime is 194033043979. The reversal of 194033043975 is 579340330491.

It is not a de Polignac number, because 194033043975 - 2³² = 189738076679 is a prime.

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (194033043979) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1293553552 + ... + 1293553701.

Almost surely, 2^194033043975 is an apocalyptic number.

194033043975 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

194033043975 is a deficient number, since it is larger than the sum of its proper divisors (126768255521).

194033043975 is a wasteful number, since it uses less digits than its factorization.

194033043975 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2587107266 (or 2587107261 counting only the distinct ones).

The product of its (nonzero) digits is 1224720, while the sum is 48.

The spelling of 194033043975 in words is "one hundred ninety-four billion, thirty-three million, forty-three thousand, nine hundred seventy-five".