120730420539 has 20 divisors (see below), whose sum is σ = 183753225216. Its totient is φ = 78968322576.

The previous prime is 120730420507. The next prime is 120730420609. The reversal of 120730420539 is 935024037021.

120730420539 is a `hidden beast` number, since 12 + 0 + 73 + 0 + 42 + 0 + 539 = 666.

It is not a de Polignac number, because 120730420539 - 2⁵ = 120730420507 is a prime.

It is not an unprimeable number, because it can be changed into a prime (120730420339) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 14057019 + ... + 14065604.

Almost surely, 2^120730420539 is an apocalyptic number.

120730420539 is a deficient number, since it is larger than the sum of its proper divisors (63022804677).

120730420539 is an equidigital number, since it uses as much as digits as its factorization.

120730420539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28122688 (or 28122679 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The spelling of 120730420539 in words is "one hundred twenty billion, seven hundred thirty million, four hundred twenty thousand, five hundred thirty-nine".