120663065255 has 8 divisors (see below), whose sum is σ = 152416503600. Its totient is φ = 91449902016.

The previous prime is 120663065249. The next prime is 120663065261. The reversal of 120663065255 is 552560366021.

It is an interprime number because it is at equal distance from previous prime (120663065249) and next prime (120663065261).

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

It is a cyclic number.

It is not a de Polignac number, because 120663065255 - 2⁶ = 120663065191 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 635068670 + ... + 635068859.

It is an arithmetic number, because the mean of its divisors is an integer number (19052062950).

Almost surely, 2^120663065255 is an apocalyptic number.

120663065255 is a deficient number, since it is larger than the sum of its proper divisors (31753438345).

120663065255 is a wasteful number, since it uses less digits than its factorization.

120663065255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1270137553.

The product of its (nonzero) digits is 324000, while the sum is 41.

The spelling of 120663065255 in words is "one hundred twenty billion, six hundred sixty-three million, sixty-five thousand, two hundred fifty-five".