3858378863 has 8 divisors (see below), whose sum is σ = 4084251600. Its totient is φ = 3638694528.

The previous prime is 3858378847. The next prime is 3858378877. The reversal of 3858378863 is 3688738583.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3858378863 - 2⁴ = 3858378847 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3858378883) 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 in 7 ways as a sum of consecutive naturals, for example, 1545818 + ... + 1548311.

It is an arithmetic number, because the mean of its divisors is an integer number (510531450).

Almost surely, 2^3858378863 is an apocalyptic number.

3858378863 is a deficient number, since it is larger than the sum of its proper divisors (225872737).

3858378863 is a wasteful number, since it uses less digits than its factorization.

3858378863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3094201.

The product of its digits is 23224320, while the sum is 59.

The square root of 3858378863 is about 62115.8503362870. The cubic root of 3858378863 is about 1568.4413735115.

The spelling of 3858378863 in words is "three billion, eight hundred fifty-eight million, three hundred seventy-eight thousand, eight hundred sixty-three".