2266616616 has 32 divisors (see below), whose sum is σ = 6181682400. Its totient is φ = 686853440.

The previous prime is 2266616563. The next prime is 2266616617. The reversal of 2266616616 is 6166166622.

It is a happy number.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (2266616617) 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, 4292571 + ... + 4293098.

It is an arithmetic number, because the mean of its divisors is an integer number (193177575).

Almost surely, 2^2266616616 is an apocalyptic number.

It is an amenable number.

2266616616 is an abundant number, since it is smaller than the sum of its proper divisors (3915065784).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2266616616 is a wasteful number, since it uses less digits than its factorization.

2266616616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8585689 (or 8585685 counting only the distinct ones).

The product of its digits is 186624, while the sum is 42.

The square root of 2266616616 is about 47608.9972169127. The cubic root of 2266616616 is about 1313.5885555050.

The spelling of 2266616616 in words is "two billion, two hundred sixty-six million, six hundred sixteen thousand, six hundred sixteen".