120018495542 has 16 divisors (see below), whose sum is σ = 197569919232. Its totient is φ = 54227190120.

The previous prime is 120018495521. The next prime is 120018495547. The reversal of 120018495542 is 245594810021.

It is a self number, because there is not a number n which added to its sum of digits gives 120018495542.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120018495547) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16329818 + ... + 16337165.

It is an arithmetic number, because the mean of its divisors is an integer number (12348119952).

Almost surely, 2^120018495542 is an apocalyptic number.

120018495542 is a deficient number, since it is larger than the sum of its proper divisors (77551423690).

120018495542 is a wasteful number, since it uses less digits than its factorization.

120018495542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32667163.

The product of its (nonzero) digits is 115200, while the sum is 41.

The spelling of 120018495542 in words is "one hundred twenty billion, eighteen million, four hundred ninety-five thousand, five hundred forty-two".