186468719518 has 16 divisors (see below), whose sum is σ = 282673741824. Its totient is φ = 92248140600.

The previous prime is 186468719453. The next prime is 186468719543. The reversal of 186468719518 is 815917864681.

It is a self number, because there is not a number n which added to its sum of digits gives 186468719518.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 906958 + ... + 1093393.

It is an arithmetic number, because the mean of its divisors is an integer number (17667108864).

Almost surely, 2^186468719518 is an apocalyptic number.

186468719518 is a deficient number, since it is larger than the sum of its proper divisors (96205022306).

186468719518 is a wasteful number, since it uses less digits than its factorization.

186468719518 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2000847.

The product of its digits is 23224320, while the sum is 64.

The spelling of 186468719518 in words is "one hundred eighty-six billion, four hundred sixty-eight million, seven hundred nineteen thousand, five hundred eighteen".