120580479009 has 33 divisors (see below), whose sum is σ = 180996356883. Its totient is φ = 80330731992.

The previous prime is 120580478999. The next prime is 120580479059. The reversal of 120580479009 is 900974085021.

The square root of 120580479009 is 347247.

It is a perfect power (a square), and thus also a powerful number.

120580479009 is a `hidden beast` number, since 1 + 20 + 580 + 47 + 9 + 0 + 0 + 9 = 666.

It can be written as a sum of positive squares in only one way, i.e., 8127563409 + 112452915600 = 90153^2 + 335340^2 .

It is not a de Polignac number, because 120580479009 - 2⁷ = 120580478881 is a prime.

It is not an unprimeable number, because it can be changed into a prime (120580479059) by changing a digit.

It is a polite number, since it can be written in 32 ways as a sum of consecutive naturals, for example, 84380307 + ... + 84381735.

Almost surely, 2^120580479009 is an apocalyptic number.

120580479009 is the 347247-th square number.

120580479009 is the 173624-th centered octagonal number.

It is an amenable number.

120580479009 is a deficient number, since it is larger than the sum of its proper divisors (60415877874).

120580479009 is an frugal number, since it uses more digits than its factorization.

120580479009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2888 (or 1432 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 45.

The spelling of 120580479009 in words is "one hundred twenty billion, five hundred eighty million, four hundred seventy-nine thousand, nine".