120109386489 has 8 divisors (see below), whose sum is σ = 160199763552. Its totient is φ = 80045966880.

The previous prime is 120109386469. The next prime is 120109386533. The reversal of 120109386489 is 984683901021.

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

It is not a de Polignac number, because 120109386489 - 2⁸ = 120109386233 is a prime.

It is not an unprimeable number, because it can be changed into a prime (120109386469) 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, 6728964 + ... + 6746789.

It is an arithmetic number, because the mean of its divisors is an integer number (20024970444).

Almost surely, 2^120109386489 is an apocalyptic number.

It is an amenable number.

120109386489 is a deficient number, since it is larger than the sum of its proper divisors (40090377063).

120109386489 is a wasteful number, since it uses less digits than its factorization.

120109386489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13478727.

The product of its (nonzero) digits is 746496, while the sum is 51.

The spelling of 120109386489 in words is "one hundred twenty billion, one hundred nine million, three hundred eighty-six thousand, four hundred eighty-nine".