120141928728 has 80 divisors (see below), whose sum is σ = 347363818560. Its totient is φ = 38755454400.

The previous prime is 120141928721. The next prime is 120141928793. The reversal of 120141928728 is 827829141021.

120141928728 is a `hidden beast` number, since 1 + 201 + 419 + 2 + 8 + 7 + 28 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120141928721) 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 19 ways as a sum of consecutive naturals, for example, 2970303 + ... + 3010478.

It is an arithmetic number, because the mean of its divisors is an integer number (4342047732).

Almost surely, 2^120141928728 is an apocalyptic number.

120141928728 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

120141928728 is an abundant number, since it is smaller than the sum of its proper divisors (227221889832).

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

120141928728 is a wasteful number, since it uses less digits than its factorization.

120141928728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5980830 (or 5980817 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 45.

The spelling of 120141928728 in words is "one hundred twenty billion, one hundred forty-one million, nine hundred twenty-eight thousand, seven hundred twenty-eight".