9773030644 has 12 divisors (see below), whose sum is σ = 18418404004. Its totient is φ = 4510629504.

The previous prime is 9773030599. The next prime is 9773030651. The reversal of 9773030644 is 4460303779.

It can be written as a sum of positive squares in 2 ways, for example, as 1306822500 + 8466208144 = 36150^2 + 92012^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 9773030644.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 93971397 + ... + 93971500.

Almost surely, 2^9773030644 is an apocalyptic number.

It is an amenable number.

9773030644 is a deficient number, since it is larger than the sum of its proper divisors (8645373360).

9773030644 is a wasteful number, since it uses less digits than its factorization.

9773030644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187942914 (or 187942912 counting only the distinct ones).

The product of its (nonzero) digits is 381024, while the sum is 43.

The square root of 9773030644 is about 98858.6397033663. The cubic root of 9773030644 is about 2138.0101050107.

The spelling of 9773030644 in words is "nine billion, seven hundred seventy-three million, thirty thousand, six hundred forty-four".