194832933609 has 16 divisors (see below), whose sum is σ = 269263108800. Its totient is φ = 125163291456.

The previous prime is 194832933527. The next prime is 194832933637. The reversal of 194832933609 is 906339238491.

It is a happy number.

It is not a de Polignac number, because 194832933609 - 2¹⁶ = 194832868073 is a prime.

It is not an unprimeable number, because it can be changed into a prime (194832933809) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2155579 + ... + 2244144.

It is an arithmetic number, because the mean of its divisors is an integer number (16828944300).

Almost surely, 2^194832933609 is an apocalyptic number.

It is an amenable number.

194832933609 is a deficient number, since it is larger than the sum of its proper divisors (74430175191).

194832933609 is a wasteful number, since it uses less digits than its factorization.

194832933609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4400264.

The product of its (nonzero) digits is 7558272, while the sum is 57.

The spelling of 194832933609 in words is "one hundred ninety-four billion, eight hundred thirty-two million, nine hundred thirty-three thousand, six hundred nine".