162717380622 has 72 divisors (see below), whose sum is σ = 368987381568. Its totient is φ = 51769497600.

The previous prime is 162717380599. The next prime is 162717380677. The reversal of 162717380622 is 226083717261.

162717380622 is a `hidden beast` number, since 1 + 6 + 2 + 7 + 17 + 3 + 8 + 0 + 622 = 666.

It is a super-2 number, since 2×162717380622² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 2946222 + ... + 3000942.

It is an arithmetic number, because the mean of its divisors is an integer number (5124824744).

Almost surely, 2^162717380622 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 162717380622, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (184493690784).

162717380622 is an abundant number, since it is smaller than the sum of its proper divisors (206270000946).

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

162717380622 is a wasteful number, since it uses less digits than its factorization.

162717380622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54906 (or 54830 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 45.

The spelling of 162717380622 in words is "one hundred sixty-two billion, seven hundred seventeen million, three hundred eighty thousand, six hundred twenty-two".