120549493790 has 32 divisors (see below), whose sum is σ = 237012549984. Its totient is φ = 43781146240.

The previous prime is 120549493783. The next prime is 120549493793. The reversal of 120549493790 is 97394945021.

120549493790 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120549493793) 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 15 ways as a sum of consecutive naturals, for example, 599849 + ... + 775188.

It is an arithmetic number, because the mean of its divisors is an integer number (7406642187).

Almost surely, 2^120549493790 is an apocalyptic number.

120549493790 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120549493790 is a deficient number, since it is larger than the sum of its proper divisors (116463056194).

120549493790 is a wasteful number, since it uses less digits than its factorization.

120549493790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1375852.

The product of its (nonzero) digits is 2449440, while the sum is 53.

The spelling of 120549493790 in words is "one hundred twenty billion, five hundred forty-nine million, four hundred ninety-three thousand, seven hundred ninety".