3868965518 has 16 divisors (see below), whose sum is σ = 6425529984. Its totient is φ = 1732371960.

The previous prime is 3868965491. The next prime is 3868965557. The reversal of 3868965518 is 8155698683.

It is a congruent number.

It is an unprimeable number.

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, 1310930 + ... + 1313877.

It is an arithmetic number, because the mean of its divisors is an integer number (401595624).

Almost surely, 2^3868965518 is an apocalyptic number.

3868965518 is a deficient number, since it is larger than the sum of its proper divisors (2556564466).

3868965518 is a wasteful number, since it uses less digits than its factorization.

3868965518 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2624887.

The product of its digits is 12441600, while the sum is 59.

The square root of 3868965518 is about 62201.0089789547. The cubic root of 3868965518 is about 1569.8745647416.

The spelling of 3868965518 in words is "three billion, eight hundred sixty-eight million, nine hundred sixty-five thousand, five hundred eighteen".