3865862479 has 2 divisors, whose sum is σ = 3865862480. Its totient is φ = 3865862478.

The previous prime is 3865862461. The next prime is 3865862491. The reversal of 3865862479 is 9742685683.

3865862479 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 is a cyclic number.

It is not a de Polignac number, because 3865862479 - 2⁵ = 3865862447 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3865862449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1932931239 + 1932931240.

It is an arithmetic number, because the mean of its divisors is an integer number (1932931240).

Almost surely, 2^3865862479 is an apocalyptic number.

3865862479 is a deficient number, since it is larger than the sum of its proper divisors (1).

3865862479 is an equidigital number, since it uses as much as digits as its factorization.

3865862479 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17418240, while the sum is 58.

The square root of 3865862479 is about 62176.0603367566. The cubic root of 3865862479 is about 1569.4547552866.

The spelling of 3865862479 in words is "three billion, eight hundred sixty-five million, eight hundred sixty-two thousand, four hundred seventy-nine".