120546444939 has 4 divisors (see below), whose sum is σ = 160728593256. Its totient is φ = 80364296624.

The previous prime is 120546444937. The next prime is 120546444973. The reversal of 120546444939 is 939444645021.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 939444645021 = 3 ⋅313148215007.

It is a cyclic number.

It is not a de Polignac number, because 120546444939 - 2¹ = 120546444937 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 120546444891 and 120546444900.

It is not an unprimeable number, because it can be changed into a prime (120546444937) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20091074154 + ... + 20091074159.

It is an arithmetic number, because the mean of its divisors is an integer number (40182148314).

Almost surely, 2^120546444939 is an apocalyptic number.

120546444939 is a deficient number, since it is larger than the sum of its proper divisors (40182148317).

120546444939 is an equidigital number, since it uses as much as digits as its factorization.

120546444939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40182148316.

The product of its (nonzero) digits is 3732480, while the sum is 51.

The spelling of 120546444939 in words is "one hundred twenty billion, five hundred forty-six million, four hundred forty-four thousand, nine hundred thirty-nine".