395881508053 has 2 divisors, whose sum is σ = 395881508054. Its totient is φ = 395881508052.

The previous prime is 395881508051. The next prime is 395881508059. The reversal of 395881508053 is 350805188593.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 367233576004 + 28647932049 = 605998^2 + 169257^2 .

It is a cyclic number.

It is not a de Polignac number, because 395881508053 - 2¹ = 395881508051 is a prime.

Together with 395881508051, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 395881507985 and 395881508003.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (395881508051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 197940754026 + 197940754027.

It is an arithmetic number, because the mean of its divisors is an integer number (197940754027).

Almost surely, 2^395881508053 is an apocalyptic number.

It is an amenable number.

395881508053 is a deficient number, since it is larger than the sum of its proper divisors (1).

395881508053 is an equidigital number, since it uses as much as digits as its factorization.

395881508053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184000, while the sum is 55.

The spelling of 395881508053 in words is "three hundred ninety-five billion, eight hundred eighty-one million, five hundred eight thousand, fifty-three".