4881944357 has 2 divisors, whose sum is σ = 4881944358. Its totient is φ = 4881944356.

The previous prime is 4881944297. The next prime is 4881944363. The reversal of 4881944357 is 7534491884.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4034028196 + 847916161 = 63514^2 + 29119^2 .

It is a cyclic number.

It is not a de Polignac number, because 4881944357 - 2²⁸ = 4613508901 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4881944299 and 4881944308.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4881943357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2440972178 + 2440972179.

It is an arithmetic number, because the mean of its divisors is an integer number (2440972179).

Almost surely, 2^4881944357 is an apocalyptic number.

It is an amenable number.

4881944357 is a deficient number, since it is larger than the sum of its proper divisors (1).

4881944357 is an equidigital number, since it uses as much as digits as its factorization.

4881944357 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3870720, while the sum is 53.

The square root of 4881944357 is about 69870.9120950915. The cubic root of 4881944357 is about 1696.4104602993.

The spelling of 4881944357 in words is "four billion, eight hundred eighty-one million, nine hundred forty-four thousand, three hundred fifty-seven".