4216878251 has 2 divisors, whose sum is σ = 4216878252. Its totient is φ = 4216878250.

The previous prime is 4216878209. The next prime is 4216878269. The reversal of 4216878251 is 1528786124.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4216878251 - 2¹⁴ = 4216861867 is a prime.

It is not a weakly prime, because it can be changed into another prime (4216878151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2108439125 + 2108439126.

It is an arithmetic number, because the mean of its divisors is an integer number (2108439126).

Almost surely, 2^4216878251 is an apocalyptic number.

4216878251 is a deficient number, since it is larger than the sum of its proper divisors (1).

4216878251 is an equidigital number, since it uses as much as digits as its factorization.

4216878251 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 215040, while the sum is 44.

The square root of 4216878251 is about 64937.4949547640. The cubic root of 4216878251 is about 1615.5870155977.

The spelling of 4216878251 in words is "four billion, two hundred sixteen million, eight hundred seventy-eight thousand, two hundred fifty-one".