162818227782 has 48 divisors (see below), whose sum is σ = 404701989120. Its totient is φ = 46342604016.

The previous prime is 162818227777. The next prime is 162818227783. The reversal of 162818227782 is 287722818261.

162818227782 is a `hidden beast` number, since 1 + 628 + 1 + 8 + 2 + 2 + 7 + 7 + 8 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (162818227783) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2423532 + ... + 2489807.

It is an arithmetic number, because the mean of its divisors is an integer number (8431291440).

Almost surely, 2^162818227782 is an apocalyptic number.

162818227782 is an abundant number, since it is smaller than the sum of its proper divisors (241883761338).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

162818227782 is a wasteful number, since it uses less digits than its factorization.

162818227782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4913617 (or 4913614 counting only the distinct ones).

The product of its digits is 2408448, while the sum is 54.

The spelling of 162818227782 in words is "one hundred sixty-two billion, eight hundred eighteen million, two hundred twenty-seven thousand, seven hundred eighty-two".