6775380915 has 32 divisors (see below), whose sum is σ = 10936138752. Its totient is φ = 3581760000.

The previous prime is 6775380883. The next prime is 6775380947. The reversal of 6775380915 is 5190835776.

It is an interprime number because it is at equal distance from previous prime (6775380883) and next prime (6775380947).

It is not a de Polignac number, because 6775380915 - 2⁵ = 6775380883 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, 2417515 + ... + 2420315.

It is an arithmetic number, because the mean of its divisors is an integer number (341754336).

Almost surely, 2^6775380915 is an apocalyptic number.

6775380915 is a deficient number, since it is larger than the sum of its proper divisors (4160757837).

6775380915 is a wasteful number, since it uses less digits than its factorization.

6775380915 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4171.

The product of its (nonzero) digits is 1587600, while the sum is 51.

The square root of 6775380915 is about 82312.7020270869. The cubic root of 6775380915 is about 1892.2473490732.

The spelling of 6775380915 in words is "six billion, seven hundred seventy-five million, three hundred eighty thousand, nine hundred fifteen".