162218839696 has 45 divisors (see below), whose sum is σ = 333931097001. Its totient is φ = 76325389056.

The previous prime is 162218839691. The next prime is 162218839703. The reversal of 162218839696 is 696938812261.

The square root of 162218839696 is 402764.

It is a perfect power (a square), and thus also a powerful number.

162218839696 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 126294944400 + 35923895296 = 355380^2 + 189536^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (162218839691) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 27384991 + ... + 27390913.

Almost surely, 2^162218839696 is an apocalyptic number.

162218839696 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

162218839696 is the 402764-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 162218839696

162218839696 is an abundant number, since it is smaller than the sum of its proper divisors (171712257305).

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

162218839696 is an frugal number, since it uses more digits than its factorization.

162218839696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11888 (or 5942 counting only the distinct ones).

The product of its digits is 13436928, while the sum is 61.

The spelling of 162218839696 in words is "one hundred sixty-two billion, two hundred eighteen million, eight hundred thirty-nine thousand, six hundred ninety-six".