4468381517 has 2 divisors, whose sum is σ = 4468381518. Its totient is φ = 4468381516.

The previous prime is 4468381513. The next prime is 4468381531. The reversal of 4468381517 is 7151838644.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4364055721 + 104325796 = 66061^2 + 10214^2 .

It is a cyclic number.

It is not a de Polignac number, because 4468381517 - 2² = 4468381513 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4468381513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2234190758 + 2234190759.

It is an arithmetic number, because the mean of its divisors is an integer number (2234190759).

Almost surely, 2^4468381517 is an apocalyptic number.

It is an amenable number.

4468381517 is a deficient number, since it is larger than the sum of its proper divisors (1).

4468381517 is an equidigital number, since it uses as much as digits as its factorization.

4468381517 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 645120, while the sum is 47.

The square root of 4468381517 is about 66845.9536322132. The cubic root of 4468381517 is about 1647.0877944339.

The spelling of 4468381517 in words is "four billion, four hundred sixty-eight million, three hundred eighty-one thousand, five hundred seventeen".