4216879549 has 2 divisors, whose sum is σ = 4216879550. Its totient is φ = 4216879548.

The previous prime is 4216879507. The next prime is 4216879573. The reversal of 4216879549 is 9459786124.

4216879549 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3922516900 + 294362649 = 62630^2 + 17157^2 .

It is a cyclic number.

It is not a de Polignac number, because 4216879549 - 2³¹ = 2069395901 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4216879549.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4216879349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2108439774 + 2108439775.

It is an arithmetic number, because the mean of its divisors is an integer number (2108439775).

Almost surely, 2^4216879549 is an apocalyptic number.

It is an amenable number.

4216879549 is a deficient number, since it is larger than the sum of its proper divisors (1).

4216879549 is an equidigital number, since it uses as much as digits as its factorization.

4216879549 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4354560, while the sum is 55.

The square root of 4216879549 is about 64937.5049489892. The cubic root of 4216879549 is about 1615.5871813627.

The spelling of 4216879549 in words is "four billion, two hundred sixteen million, eight hundred seventy-nine thousand, five hundred forty-nine".