2775776005 has 8 divisors (see below), whose sum is σ = 3334593024. Its totient is φ = 2218179600.

The previous prime is 2775775993. The next prime is 2775776011. The reversal of 2775776005 is 5006775772.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-2775776005 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 300141 + ... + 309250.

It is an arithmetic number, because the mean of its divisors is an integer number (416824128).

Almost surely, 2^2775776005 is an apocalyptic number.

It is an amenable number.

2775776005 is a deficient number, since it is larger than the sum of its proper divisors (558817019).

2775776005 is an equidigital number, since it uses as much as digits as its factorization.

2775776005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 610307.

The product of its (nonzero) digits is 720300, while the sum is 46.

The square root of 2775776005 is about 52685.6337629149. The cubic root of 2775776005 is about 1405.3833555808.

The spelling of 2775776005 in words is "two billion, seven hundred seventy-five million, seven hundred seventy-six thousand, five".