120553555042 has 8 divisors (see below), whose sum is σ = 180869631696. Its totient is φ = 60263677812.

The previous prime is 120553555019. The next prime is 120553555049. The reversal of 120553555042 is 240555355021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 120553554992 and 120553555010.

It is not an unprimeable number, because it can be changed into a prime (120553555049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6538348 + ... + 6556759.

It is an arithmetic number, because the mean of its divisors is an integer number (22608703962).

Almost surely, 2^120553555042 is an apocalyptic number.

120553555042 is a deficient number, since it is larger than the sum of its proper divisors (60316076654).

120553555042 is a wasteful number, since it uses less digits than its factorization.

120553555042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13099712.

The product of its (nonzero) digits is 150000, while the sum is 37.

The spelling of 120553555042 in words is "one hundred twenty billion, five hundred fifty-three million, five hundred fifty-five thousand, forty-two".