3868258970531 has 2 divisors, whose sum is σ = 3868258970532. Its totient is φ = 3868258970530.

The previous prime is 3868258970489. The next prime is 3868258970539. The reversal of 3868258970531 is 1350798528683.

3868258970531 is digitally balanced in base 2, 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 3868258970531 - 2¹⁰ = 3868258969507 is a prime.

It is a super-2 number, since 2×3868258970531² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3868258970539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1934129485265 + 1934129485266.

It is an arithmetic number, because the mean of its divisors is an integer number (1934129485266).

Almost surely, 2^{3868258970531} is an apocalyptic number.

3868258970531 is a deficient number, since it is larger than the sum of its proper divisors (1).

3868258970531 is an equidigital number, since it uses as much as digits as its factorization.

3868258970531 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 87091200, while the sum is 65.

The spelling of 3868258970531 in words is "three trillion, eight hundred sixty-eight billion, two hundred fifty-eight million, nine hundred seventy thousand, five hundred thirty-one".