120366025663 has 4 divisors (see below), whose sum is σ = 129624950728. Its totient is φ = 111107100600.

The previous prime is 120366025607. The next prime is 120366025687. The reversal of 120366025663 is 366520663021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 366520663021 = 523 ⋅700804327.

It is a cyclic number.

It is not a de Polignac number, because 120366025663 - 2²¹ = 120363928511 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120366025063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4629462513 + ... + 4629462538.

It is an arithmetic number, because the mean of its divisors is an integer number (32406237682).

Almost surely, 2^120366025663 is an apocalyptic number.

120366025663 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

120366025663 is a deficient number, since it is larger than the sum of its proper divisors (9258925065).

120366025663 is an equidigital number, since it uses as much as digits as its factorization.

120366025663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9258925064.

The product of its (nonzero) digits is 233280, while the sum is 40.

Adding to 120366025663 its reverse (366520663021), we get a palindrome (486886688684).

The spelling of 120366025663 in words is "one hundred twenty billion, three hundred sixty-six million, twenty-five thousand, six hundred sixty-three".