2086665016 has 32 divisors (see below), whose sum is σ = 4017948480. Its totient is φ = 1015459200.

The previous prime is 2086665013. The next prime is 2086665037. The reversal of 2086665016 is 6105666802.

It is a self number, because there is not a number n which added to its sum of digits gives 2086665016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2086665013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52726 + ... + 83386.

It is an arithmetic number, because the mean of its divisors is an integer number (125560890).

Almost surely, 2^2086665016 is an apocalyptic number.

It is an amenable number.

2086665016 is a deficient number, since it is larger than the sum of its proper divisors (1931283464).

2086665016 is a wasteful number, since it uses less digits than its factorization.

2086665016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30895 (or 30891 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 40.

The square root of 2086665016 is about 45680.0286339665. The cubic root of 2086665016 is about 1277.8628513445.

The spelling of 2086665016 in words is "two billion, eighty-six million, six hundred sixty-five thousand, sixteen".