2081623279120 has 160 divisors (see below), whose sum is σ = 6036812190720. Its totient is φ = 648515704320.

The previous prime is 2081623279097. The next prime is 2081623279121. The reversal of 2081623279120 is 219723261802.

It is not an unprimeable number, because it can be changed into a prime (2081623279121) 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 31 ways as a sum of consecutive naturals, for example, 13345099 + ... + 13500181.

It is an arithmetic number, because the mean of its divisors is an integer number (37730076192).

Almost surely, 2^{2081623279120} is an apocalyptic number.

2081623279120 is a gapful number since it is divisible by the number (20) 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 2081623279120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3018406095360).

2081623279120 is an abundant number, since it is smaller than the sum of its proper divisors (3955188911600).

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

2081623279120 is a wasteful number, since it uses less digits than its factorization.

2081623279120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157293 (or 157287 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 43.

The spelling of 2081623279120 in words is "two trillion, eighty-one billion, six hundred twenty-three million, two hundred seventy-nine thousand, one hundred twenty".