185536673842 has 16 divisors (see below), whose sum is σ = 302514149952. Its totient is φ = 84832007760.

The previous prime is 185536673809. The next prime is 185536673851. The reversal of 185536673842 is 248376635581.

It is a happy number.

185536673842 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 33343134 + ... + 33348697.

It is an arithmetic number, because the mean of its divisors is an integer number (18907134372).

Almost surely, 2^185536673842 is an apocalyptic number.

185536673842 is a deficient number, since it is larger than the sum of its proper divisors (116977476110).

185536673842 is a wasteful number, since it uses less digits than its factorization.

185536673842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66691953.

The product of its digits is 29030400, while the sum is 58.

The spelling of 185536673842 in words is "one hundred eighty-five billion, five hundred thirty-six million, six hundred seventy-three thousand, eight hundred forty-two".