4778242305 has 16 divisors (see below), whose sum is σ = 7656496704. Its totient is φ = 2544626240.

The previous prime is 4778242237. The next prime is 4778242307. The reversal of 4778242305 is 5032428774.

It is a happy number.

It is not a de Polignac number, because 4778242305 - 2¹⁵ = 4778209537 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4778242307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 225111 + ... + 245420.

It is an arithmetic number, because the mean of its divisors is an integer number (478531044).

Almost surely, 2^4778242305 is an apocalyptic number.

It is an amenable number.

4778242305 is a deficient number, since it is larger than the sum of its proper divisors (2878254399).

4778242305 is a wasteful number, since it uses less digits than its factorization.

4778242305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 471216.

The product of its (nonzero) digits is 376320, while the sum is 42.

The square root of 4778242305 is about 69124.8313198665. The cubic root of 4778242305 is about 1684.3126988796.

The spelling of 4778242305 in words is "four billion, seven hundred seventy-eight million, two hundred forty-two thousand, three hundred five".