636016342 has 64 divisors (see below), whose sum is σ = 1145793600. Its totient is φ = 262230528.

The previous prime is 636016333. The next prime is 636016349. The reversal of 636016342 is 243610636.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (636016349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10779909 + ... + 10779967.

It is an arithmetic number, because the mean of its divisors is an integer number (17903025).

Almost surely, 2^636016342 is an apocalyptic number.

636016342 is a deficient number, since it is larger than the sum of its proper divisors (509777258).

636016342 is a wasteful number, since it uses less digits than its factorization.

636016342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178 (or 120 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 31.

The square root of 636016342 is about 25219.3644249811. The cubic root of 636016342 is about 859.9821260031.

Adding to 636016342 its reverse (243610636), we get a palindrome (879626978).

The spelling of 636016342 in words is "six hundred thirty-six million, sixteen thousand, three hundred forty-two".