3879358849 has 2 divisors, whose sum is σ = 3879358850. Its totient is φ = 3879358848.

The previous prime is 3879358811. The next prime is 3879358883. The reversal of 3879358849 is 9488539783.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3694208400 + 185150449 = 60780^2 + 13607^2 .

It is a cyclic number.

It is not a de Polignac number, because 3879358849 - 2²¹ = 3877261697 is a prime.

It is not a weakly prime, because it can be changed into another prime (3879358349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1939679424 + 1939679425.

It is an arithmetic number, because the mean of its divisors is an integer number (1939679425).

Almost surely, 2^3879358849 is an apocalyptic number.

It is an amenable number.

3879358849 is a deficient number, since it is larger than the sum of its proper divisors (1).

3879358849 is an equidigital number, since it uses as much as digits as its factorization.

3879358849 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 52254720, while the sum is 64.

The square root of 3879358849 is about 62284.4992674742. The cubic root of 3879358849 is about 1571.2790433114.

The spelling of 3879358849 in words is "three billion, eight hundred seventy-nine million, three hundred fifty-eight thousand, eight hundred forty-nine".