3868155758 has 48 divisors (see below), whose sum is σ = 6472051200. Its totient is φ = 1731258240.

The previous prime is 3868155751. The next prime is 3868155769. The reversal of 3868155758 is 8575518683.

It is a happy number.

It is a super-3 number, since 3×3868155758³ (a number of 30 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3868155751) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1055333 + ... + 1058991.

It is an arithmetic number, because the mean of its divisors is an integer number (134834400).

Almost surely, 2^3868155758 is an apocalyptic number.

3868155758 is a deficient number, since it is larger than the sum of its proper divisors (2603895442).

3868155758 is a wasteful number, since it uses less digits than its factorization.

3868155758 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3785 (or 3768 counting only the distinct ones).

The product of its digits is 8064000, while the sum is 56.

The square root of 3868155758 is about 62194.4994191609. The cubic root of 3868155758 is about 1569.7650341432.

The spelling of 3868155758 in words is "three billion, eight hundred sixty-eight million, one hundred fifty-five thousand, seven hundred fifty-eight".