120256685 has 8 divisors (see below), whose sum is σ = 144377856. Its totient is φ = 96158800.

The previous prime is 120256679. The next prime is 120256687. The reversal of 120256685 is 586652021.

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

It is not a de Polignac number, because 120256685 - 2⁶ = 120256621 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120256687) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8960 + ... + 17910.

It is an arithmetic number, because the mean of its divisors is an integer number (18047232).

Almost surely, 2^120256685 is an apocalyptic number.

It is an amenable number.

120256685 is a deficient number, since it is larger than the sum of its proper divisors (24121171).

120256685 is an equidigital number, since it uses as much as digits as its factorization.

120256685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11643.

The product of its (nonzero) digits is 28800, while the sum is 35.

The square root of 120256685 is about 10966.1609052576. The cubic root of 120256685 is about 493.5938530971.

The spelling of 120256685 in words is "one hundred twenty million, two hundred fifty-six thousand, six hundred eighty-five".