395836876139 has 2 divisors, whose sum is σ = 395836876140. Its totient is φ = 395836876138.

The previous prime is 395836876111. The next prime is 395836876177. The reversal of 395836876139 is 931678638593.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 395836876139 - 2²⁴ = 395820098923 is a prime.

It is a super-2 number, since 2×395836876139² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (395836876109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 197918438069 + 197918438070.

It is an arithmetic number, because the mean of its divisors is an integer number (197918438070).

Almost surely, 2^395836876139 is an apocalyptic number.

395836876139 is a deficient number, since it is larger than the sum of its proper divisors (1).

395836876139 is an equidigital number, since it uses as much as digits as its factorization.

395836876139 is an evil number, because the sum of its binary digits is even.

The product of its digits is 176359680, while the sum is 68.

The spelling of 395836876139 in words is "three hundred ninety-five billion, eight hundred thirty-six million, eight hundred seventy-six thousand, one hundred thirty-nine".