2006206516 has 24 divisors (see below), whose sum is σ = 3719882880. Its totient is φ = 943462272.

The previous prime is 2006206511. The next prime is 2006206519. The reversal of 2006206516 is 6156026002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2006206511) 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, 100981 + ... + 119203.

It is an arithmetic number, because the mean of its divisors is an integer number (154995120).

Almost surely, 2^2006206516 is an apocalyptic number.

It is an amenable number.

2006206516 is a deficient number, since it is larger than the sum of its proper divisors (1713676364).

2006206516 is a wasteful number, since it uses less digits than its factorization.

2006206516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19863 (or 19861 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 2006206516 is about 44790.6967572508. The cubic root of 2006206516 is about 1261.2229907619. Note that the first 3 decimals are identical.

The spelling of 2006206516 in words is "two billion, six million, two hundred six thousand, five hundred sixteen".