4907783779 has 2 divisors, whose sum is σ = 4907783780. Its totient is φ = 4907783778.

The previous prime is 4907783753. The next prime is 4907783899. The reversal of 4907783779 is 9773877094.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4907783779 is a prime.

It is not a weakly prime, because it can be changed into another prime (4907783719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2453891889 + 2453891890.

It is an arithmetic number, because the mean of its divisors is an integer number (2453891890).

Almost surely, 2^4907783779 is an apocalyptic number.

4907783779 is a deficient number, since it is larger than the sum of its proper divisors (1).

4907783779 is an equidigital number, since it uses as much as digits as its factorization.

4907783779 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18670176, while the sum is 61.

The square root of 4907783779 is about 70055.5763590594. The cubic root of 4907783779 is about 1699.3981466965.

The spelling of 4907783779 in words is "four billion, nine hundred seven million, seven hundred eighty-three thousand, seven hundred seventy-nine".