9768328755 has 32 divisors (see below), whose sum is σ = 15786904320. Its totient is φ = 5157336960.

The previous prime is 9768328747. The next prime is 9768328763. The reversal of 9768328755 is 5578238679.

It is an interprime number because it is at equal distance from previous prime (9768328747) and next prime (9768328763).

It is not a de Polignac number, because 9768328755 - 2³ = 9768328747 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2566684 + ... + 2570486.

It is an arithmetic number, because the mean of its divisors is an integer number (493340760).

Almost surely, 2^9768328755 is an apocalyptic number.

9768328755 is a deficient number, since it is larger than the sum of its proper divisors (6018575565).

9768328755 is a wasteful number, since it uses less digits than its factorization.

9768328755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5491.

The product of its digits is 25401600, while the sum is 60.

The square root of 9768328755 is about 98834.8559719697. The cubic root of 9768328755 is about 2137.6671783336.

The spelling of 9768328755 in words is "nine billion, seven hundred sixty-eight million, three hundred twenty-eight thousand, seven hundred fifty-five".