4468020391 has 2 divisors, whose sum is σ = 4468020392. Its totient is φ = 4468020390.

The previous prime is 4468020341. The next prime is 4468020413. The reversal of 4468020391 is 1930208644.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4468020391 - 2¹¹ = 4468018343 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4468020391.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4468020331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2234010195 + 2234010196.

It is an arithmetic number, because the mean of its divisors is an integer number (2234010196).

Almost surely, 2^4468020391 is an apocalyptic number.

4468020391 is a deficient number, since it is larger than the sum of its proper divisors (1).

4468020391 is an equidigital number, since it uses as much as digits as its factorization.

4468020391 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 41472, while the sum is 37.

The square root of 4468020391 is about 66843.2523969323. The cubic root of 4468020391 is about 1647.0434217493.

The spelling of 4468020391 in words is "four billion, four hundred sixty-eight million, twenty thousand, three hundred ninety-one".