2016310646 has 8 divisors (see below), whose sum is σ = 3456532560. Its totient is φ = 864133128.

The previous prime is 2016310643. The next prime is 2016310661. The reversal of 2016310646 is 6460136102.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2016310643) 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, 72011081 + ... + 72011108.

It is an arithmetic number, because the mean of its divisors is an integer number (432066570).

Almost surely, 2^2016310646 is an apocalyptic number.

2016310646 is a deficient number, since it is larger than the sum of its proper divisors (1440221914).

2016310646 is a wasteful number, since it uses less digits than its factorization.

2016310646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144022198.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 2016310646 is about 44903.3478261922. The cubic root of 2016310646 is about 1263.3368021725.

Adding to 2016310646 its reverse (6460136102), we get a palindrome (8476446748).

The spelling of 2016310646 in words is "two billion, sixteen million, three hundred ten thousand, six hundred forty-six".