1005264216268 has 18 divisors (see below), whose sum is σ = 1904945949564. Its totient is φ = 463968099504.

The previous prime is 1005264216199. The next prime is 1005264216317. The reversal of 1005264216268 is 8626124625001.

It is a super-2 number, since 2×1005264216268² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 743537946 + ... + 743539297.

Almost surely, 2^{1005264216268} is an apocalyptic number.

It is an amenable number.

1005264216268 is a deficient number, since it is larger than the sum of its proper divisors (899681733296).

1005264216268 is a wasteful number, since it uses less digits than its factorization.

1005264216268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1487077273 (or 1487077258 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 43.

The spelling of 1005264216268 in words is "one trillion, five billion, two hundred sixty-four million, two hundred sixteen thousand, two hundred sixty-eight".