162020147109912 has 576 divisors, whose sum is σ = 570420129726720. Its totient is φ = 42704410920192.

The previous prime is 162020147109911. The next prime is 162020147109917. The reversal of 162020147109912 is 219901741020261.

162020147109912 is a `hidden beast` number, since 1 + 62 + 0 + 20 + 1 + 471 + 0 + 99 + 12 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (162020147109911) 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 143 ways as a sum of consecutive naturals, for example, 2064253533 + ... + 2064332019.

It is an arithmetic number, because the mean of its divisors is an integer number (990312725220).

Almost surely, 2^{162020147109912} is an apocalyptic number.

162020147109912 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 162020147109912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (285210064863360).

162020147109912 is an abundant number, since it is smaller than the sum of its proper divisors (408399982616808).

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

162020147109912 is a wasteful number, since it uses less digits than its factorization.

162020147109912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80202 (or 80179 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 45.

The spelling of 162020147109912 in words is "one hundred sixty-two trillion, twenty billion, one hundred forty-seven million, one hundred nine thousand, nine hundred twelve".