120541540555125 has 48 divisors (see below), whose sum is σ = 226743878769408. Its totient is φ = 61493655458400.

The previous prime is 120541540555109. The next prime is 120541540555129. The reversal of 120541540555125 is 521555045145021.

It is a happy number.

120541540555125 is a `hidden beast` number, since 1 + 2 + 0 + 5 + 4 + 1 + 540 + 55 + 51 + 2 + 5 = 666.

It is not a de Polignac number, because 120541540555125 - 2⁴ = 120541540555109 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120541540555129) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2329279257 + ... + 2329331006.

It is an arithmetic number, because the mean of its divisors is an integer number (4723830807696).

Almost surely, 2^{120541540555125} is an apocalyptic number.

120541540555125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

120541540555125 is a deficient number, since it is larger than the sum of its proper divisors (106202338214283).

120541540555125 is a wasteful number, since it uses less digits than its factorization.

120541540555125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4658610307 (or 4658610294 counting only the distinct ones).

The product of its (nonzero) digits is 1000000, while the sum is 45.

The spelling of 120541540555125 in words is "one hundred twenty trillion, five hundred forty-one billion, five hundred forty million, five hundred fifty-five thousand, one hundred twenty-five".