162186380667 has 12 divisors (see below), whose sum is σ = 234274162824. Its totient is φ = 108121970880.

The previous prime is 162186380663. The next prime is 162186380689. The reversal of 162186380667 is 766083681261.

162186380667 is a `hidden beast` number, since 1 + 621 + 8 + 6 + 3 + 8 + 0 + 6 + 6 + 7 = 666.

It is not a de Polignac number, because 162186380667 - 2² = 162186380663 is a prime.

It is a super-2 number, since 2×162186380667² (a number of 23 digits) contains 22 as substring.

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 11 ways as a sum of consecutive naturals, for example, 336448 + ... + 661490.

It is an arithmetic number, because the mean of its divisors is an integer number (19522846902).

Almost surely, 2^162186380667 is an apocalyptic number.

162186380667 is a deficient number, since it is larger than the sum of its proper divisors (72087782157).

162186380667 is a wasteful number, since it uses less digits than its factorization.

162186380667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 380490 (or 380487 counting only the distinct ones).

The product of its (nonzero) digits is 3483648, while the sum is 54.

The spelling of 162186380667 in words is "one hundred sixty-two billion, one hundred eighty-six million, three hundred eighty thousand, six hundred sixty-seven".