120646618 has 8 divisors (see below), whose sum is σ = 190494720. Its totient is φ = 57148380.

The previous prime is 120646613. The next prime is 120646619. The reversal of 120646618 is 816646021.

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

It is not an unprimeable number, because it can be changed into a prime (120646613) 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, 1587418 + ... + 1587493.

It is an arithmetic number, because the mean of its divisors is an integer number (23811840).

Almost surely, 2^120646618 is an apocalyptic number.

120646618 is a deficient number, since it is larger than the sum of its proper divisors (69848102).

120646618 is a wasteful number, since it uses less digits than its factorization.

120646618 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3174932.

The product of its (nonzero) digits is 13824, while the sum is 34.

The square root of 120646618 is about 10983.9254367462. The cubic root of 120646618 is about 494.1267711606.

The spelling of 120646618 in words is "one hundred twenty million, six hundred forty-six thousand, six hundred eighteen".