4777212647 has 2 divisors, whose sum is σ = 4777212648. Its totient is φ = 4777212646.

The previous prime is 4777212613. The next prime is 4777212673. The reversal of 4777212647 is 7462127774.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4777212647 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4777212697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2388606323 + 2388606324.

It is an arithmetic number, because the mean of its divisors is an integer number (2388606324).

Almost surely, 2^4777212647 is an apocalyptic number.

4777212647 is a deficient number, since it is larger than the sum of its proper divisors (1).

4777212647 is an equidigital number, since it uses as much as digits as its factorization.

4777212647 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 921984, while the sum is 47.

The square root of 4777212647 is about 69117.3831029503. The cubic root of 4777212647 is about 1684.1917066457.

The spelling of 4777212647 in words is "four billion, seven hundred seventy-seven million, two hundred twelve thousand, six hundred forty-seven".