185868475944812 has 6 divisors (see below), whose sum is σ = 325269832903428. Its totient is φ = 92934237972404.

The previous prime is 185868475944773. The next prime is 185868475944839. The reversal of 185868475944812 is 218449574868581.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23233559493098 + ... + 23233559493105.

It is an arithmetic number, because the mean of its divisors is an integer number (54211638817238).

Almost surely, 2^{185868475944812} is an apocalyptic number.

It is an amenable number.

185868475944812 is a deficient number, since it is larger than the sum of its proper divisors (139401356958616).

185868475944812 is a wasteful number, since it uses less digits than its factorization.

185868475944812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46467118986207 (or 46467118986205 counting only the distinct ones).

The product of its digits is 4954521600, while the sum is 80.

The spelling of 185868475944812 in words is "one hundred eighty-five trillion, eight hundred sixty-eight billion, four hundred seventy-five million, nine hundred forty-four thousand, eight hundred twelve".