2266616660287 has 12 divisors (see below), whose sum is σ = 2639767634616. Its totient is φ = 1940536619280.

The previous prime is 2266616660237. The next prime is 2266616660459. The reversal of 2266616660287 is 7820666166622.

It is a de Polignac number, because none of the positive numbers 2^k-2266616660287 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2266616660227) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27072789 + ... + 27156382.

It is an arithmetic number, because the mean of its divisors is an integer number (219980636218).

Almost surely, 2^{2266616660287} is an apocalyptic number.

2266616660287 is a deficient number, since it is larger than the sum of its proper divisors (373150974329).

2266616660287 is an equidigital number, since it uses as much as digits as its factorization.

2266616660287 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54230038 (or 54230031 counting only the distinct ones).

The product of its (nonzero) digits is 20901888, while the sum is 58.

The spelling of 2266616660287 in words is "two trillion, two hundred sixty-six billion, six hundred sixteen million, six hundred sixty thousand, two hundred eighty-seven".