268646416 has 40 divisors (see below), whose sum is σ = 532581984. Its totient is φ = 131239680.

The previous prime is 268646369. The next prime is 268646423. The reversal of 268646416 is 614646862.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 139476 + ... + 141388.

Almost surely, 2^268646416 is an apocalyptic number.

It is an amenable number.

268646416 is a deficient number, since it is larger than the sum of its proper divisors (263935568).

268646416 is a wasteful number, since it uses less digits than its factorization.

268646416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2119 (or 2113 counting only the distinct ones).

The product of its digits is 331776, while the sum is 43.

The square root of 268646416 is about 16390.4367238948. The cubic root of 268646416 is about 645.2485199006.

The spelling of 268646416 in words is "two hundred sixty-eight million, six hundred forty-six thousand, four hundred sixteen".