120361233636 has 60 divisors (see below), whose sum is σ = 359597766528. Its totient is φ = 34388923248.

The previous prime is 120361233593. The next prime is 120361233637. The reversal of 120361233636 is 636332163021.

120361233636 is a `hidden beast` number, since 1 + 2 + 0 + 3 + 6 + 12 + 3 + 3 + 636 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 120361233636.

It is not an unprimeable number, because it can be changed into a prime (120361233637) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 26532396 + ... + 26536931.

Almost surely, 2^120361233636 is an apocalyptic number.

It is an amenable number.

120361233636 is an abundant number, since it is smaller than the sum of its proper divisors (239236532892).

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

120361233636 is a wasteful number, since it uses less digits than its factorization.

120361233636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53069350 (or 53069339 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 36.

Adding to 120361233636 its reverse (636332163021), we get a palindrome (756693396657).

The spelling of 120361233636 in words is "one hundred twenty billion, three hundred sixty-one million, two hundred thirty-three thousand, six hundred thirty-six".