2016416686 has 32 divisors (see below), whose sum is σ = 3244924800. Its totient is φ = 936885600.

The previous prime is 2016416681. The next prime is 2016416687. The reversal of 2016416686 is 6866146102.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2016416681) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1571001 + ... + 1572283.

It is an arithmetic number, because the mean of its divisors is an integer number (101403900).

Almost surely, 2^2016416686 is an apocalyptic number.

2016416686 is a deficient number, since it is larger than the sum of its proper divisors (1228508114).

2016416686 is a wasteful number, since it uses less digits than its factorization.

2016416686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2064.

The product of its (nonzero) digits is 82944, while the sum is 40.

The square root of 2016416686 is about 44904.5285689539. The cubic root of 2016416686 is about 1263.3589485427.

It can be divided in two parts, 2016416 and 686, that added together give a palindrome (2017102).

The spelling of 2016416686 in words is "two billion, sixteen million, four hundred sixteen thousand, six hundred eighty-six".