162186380668 has 24 divisors (see below), whose sum is σ = 305734686992. Its totient is φ = 74836704384.

The previous prime is 162186380663. The next prime is 162186380689. The reversal of 162186380668 is 866083681261.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (162186380663) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 173430 + ... + 595357.

Almost surely, 2^162186380668 is an apocalyptic number.

It is an amenable number.

162186380668 is a deficient number, since it is larger than the sum of its proper divisors (143548306324).

162186380668 is a wasteful number, since it uses less digits than its factorization.

162186380668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 772861 (or 772859 counting only the distinct ones).

The product of its (nonzero) digits is 3981312, while the sum is 55.

The spelling of 162186380668 in words is "one hundred sixty-two billion, one hundred eighty-six million, three hundred eighty thousand, six hundred sixty-eight".