16240068266 has 24 divisors (see below), whose sum is σ = 25844524524. Its totient is φ = 7648780160.

The previous prime is 16240068223. The next prime is 16240068287. The reversal of 16240068266 is 66286004261.

It can be written as a sum of positive squares in 6 ways, for example, as 1067002225 + 15173066041 = 32665^2 + 123179^2 .

It is a Harshad number since it is a multiple of its sum of digits (41).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 48785 + ... + 186708.

Almost surely, 2^16240068266 is an apocalyptic number.

16240068266 is a deficient number, since it is larger than the sum of its proper divisors (9604456258).

16240068266 is a wasteful number, since it uses less digits than its factorization.

16240068266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235594 (or 235565 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 41.

The spelling of 16240068266 in words is "sixteen billion, two hundred forty million, sixty-eight thousand, two hundred sixty-six".