4855347949 has 2 divisors, whose sum is σ = 4855347950. Its totient is φ = 4855347948.

The previous prime is 4855347943. The next prime is 4855348039. The reversal of 4855347949 is 9497435584.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4328324100 + 527023849 = 65790^2 + 22957^2 .

It is a cyclic number.

It is not a de Polignac number, because 4855347949 - 2²⁵ = 4821793517 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4855347893 and 4855347902.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4855347943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2427673974 + 2427673975.

It is an arithmetic number, because the mean of its divisors is an integer number (2427673975).

Almost surely, 2^4855347949 is an apocalyptic number.

It is an amenable number.

4855347949 is a deficient number, since it is larger than the sum of its proper divisors (1).

4855347949 is an equidigital number, since it uses as much as digits as its factorization.

4855347949 is an evil number, because the sum of its binary digits is even.

The product of its digits is 21772800, while the sum is 58.

The square root of 4855347949 is about 69680.3268433781. The cubic root of 4855347949 is about 1693.3242167817.

The spelling of 4855347949 in words is "four billion, eight hundred fifty-five million, three hundred forty-seven thousand, nine hundred forty-nine".