2277775047979 has 4 divisors (see below), whose sum is σ = 2285194510984. Its totient is φ = 2270355584976.

The previous prime is 2277775047967. The next prime is 2277775047983. The reversal of 2277775047979 is 9797405777722.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2277775047979 - 2⁹ = 2277775047467 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2277775047179) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3709731042 + ... + 3709731655.

It is an arithmetic number, because the mean of its divisors is an integer number (571298627746).

Almost surely, 2^{2277775047979} is an apocalyptic number.

2277775047979 is a deficient number, since it is larger than the sum of its proper divisors (7419463005).

2277775047979 is an equidigital number, since it uses as much as digits as its factorization.

2277775047979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7419463004.

The product of its (nonzero) digits is 762365520, while the sum is 73.

The spelling of 2277775047979 in words is "two trillion, two hundred seventy-seven billion, seven hundred seventy-five million, forty-seven thousand, nine hundred seventy-nine".