119382721128 has 256 divisors, whose sum is σ = 381953664000. Its totient is φ = 34169299200.

The previous prime is 119382721123. The next prime is 119382721163. The reversal of 119382721128 is 821127283911.

It is not an unprimeable number, because it can be changed into a prime (119382721123) 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 63 ways as a sum of consecutive naturals, for example, 15661158 + ... + 15668778.

It is an arithmetic number, because the mean of its divisors is an integer number (1492006500).

Almost surely, 2^119382721128 is an apocalyptic number.

119382721128 is a gapful number since it is divisible by the number (18) 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 119382721128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (190976832000).

119382721128 is an abundant number, since it is smaller than the sum of its proper divisors (262570942872).

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

119382721128 is a wasteful number, since it uses less digits than its factorization.

119382721128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8013 (or 8003 counting only the distinct ones).

The product of its digits is 96768, while the sum is 45.

The spelling of 119382721128 in words is "one hundred nineteen billion, three hundred eighty-two million, seven hundred twenty-one thousand, one hundred twenty-eight".