194132530730 has 16 divisors (see below), whose sum is σ = 349474183560. Its totient is φ = 77645094912.

The previous prime is 194132530687. The next prime is 194132530741. The reversal of 194132530730 is 37035231491.

194132530730 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 159048618481 + 35083912249 = 398809^2 + 187307^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 886175 + ... + 1083314.

Almost surely, 2^194132530730 is an apocalyptic number.

194132530730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

194132530730 is a deficient number, since it is larger than the sum of its proper divisors (155341652830).

194132530730 is a wasteful number, since it uses less digits than its factorization.

194132530730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1979353.

The product of its (nonzero) digits is 68040, while the sum is 38.

The spelling of 194132530730 in words is "one hundred ninety-four billion, one hundred thirty-two million, five hundred thirty thousand, seven hundred thirty".