120664894284 has 144 divisors (see below), whose sum is σ = 336497441280. Its totient is φ = 36153630720.

The previous prime is 120664894277. The next prime is 120664894289. The reversal of 120664894284 is 482498466021.

It is a happy number.

120664894284 is a `hidden beast` number, since 1 + 20 + 66 + 489 + 4 + 2 + 84 = 666.

120664894284 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 120664894284.

It is not an unprimeable number, because it can be changed into a prime (120664894289) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 31364049 + ... + 31367895.

Almost surely, 2^120664894284 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 120664894284, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (168248720640).

120664894284 is an abundant number, since it is smaller than the sum of its proper divisors (215832546996).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

120664894284 is a wasteful number, since it uses less digits than its factorization.

120664894284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4740 (or 4735 counting only the distinct ones).

The product of its (nonzero) digits is 5308416, while the sum is 54.

The spelling of 120664894284 in words is "one hundred twenty billion, six hundred sixty-four million, eight hundred ninety-four thousand, two hundred eighty-four".