268746512 has 10 divisors (see below), whose sum is σ = 520696398. Its totient is φ = 134373248.

The previous prime is 268746497. The next prime is 268746521. The reversal of 268746512 is 215647862.

It can be written as a sum of positive squares in only one way, i.e., 169624576 + 99121936 = 13024^2 + 9956^2 .

It is a super-2 number, since 2×268746512² = 144449375424332288, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 268746512.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8398313 + ... + 8398344.

Almost surely, 2^268746512 is an apocalyptic number.

It is an amenable number.

268746512 is a deficient number, since it is larger than the sum of its proper divisors (251949886).

268746512 is a wasteful number, since it uses less digits than its factorization.

268746512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16796665 (or 16796659 counting only the distinct ones).

The product of its digits is 161280, while the sum is 41.

The square root of 268746512 is about 16393.4899274072. The cubic root of 268746512 is about 645.3286484911.

The spelling of 268746512 in words is "two hundred sixty-eight million, seven hundred forty-six thousand, five hundred twelve".