162226420992 has 54 divisors (see below), whose sum is σ = 467738771682. Its totient is φ = 54075472896.

The previous prime is 162226420969. The next prime is 162226420997. The reversal of 162226420992 is 299024622261.

It can be written as a sum of positive squares in only one way, i.e., 149750424576 + 12475996416 = 386976^2 + 111696^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (162226420997) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 35203083 + ... + 35207690.

Almost surely, 2^162226420992 is an apocalyptic number.

162226420992 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

162226420992 is an abundant number, since it is smaller than the sum of its proper divisors (305512350690).

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

162226420992 is an equidigital number, since it uses as much as digits as its factorization.

162226420992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70410795 (or 70410778 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 45.

The spelling of 162226420992 in words is "one hundred sixty-two billion, two hundred twenty-six million, four hundred twenty thousand, nine hundred ninety-two".