1073765668 has 6 divisors (see below), whose sum is σ = 1879089926. Its totient is φ = 536882832.

The previous prime is 1073765659. The next prime is 1073765683. The reversal of 1073765668 is 8665673701.

It can be written as a sum of positive squares in only one way, i.e., 813846784 + 259918884 = 28528^2 + 16122^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134220705 + ... + 134220712.

Almost surely, 2^1073765668 is an apocalyptic number.

It is an amenable number.

1073765668 is a deficient number, since it is larger than the sum of its proper divisors (805324258).

1073765668 is a wasteful number, since it uses less digits than its factorization.

1073765668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268441421 (or 268441419 counting only the distinct ones).

The product of its (nonzero) digits is 1270080, while the sum is 49.

The square root of 1073765668 is about 32768.3638285466. The cubic root of 1073765668 is about 1024.0075797474.

The spelling of 1073765668 in words is "one billion, seventy-three million, seven hundred sixty-five thousand, six hundred sixty-eight".