395492725961 has 2 divisors, whose sum is σ = 395492725962. Its totient is φ = 395492725960.

The previous prime is 395492725937. The next prime is 395492725987. The reversal of 395492725961 is 169527294593.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 259345747600 + 136146978361 = 509260^2 + 368981^2 .

It is an emirp because it is prime and its reverse (169527294593) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 395492725961 - 2³⁰ = 394418984137 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 395492725894 and 395492725903.

It is not a weakly prime, because it can be changed into another prime (395492725921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 197746362980 + 197746362981.

It is an arithmetic number, because the mean of its divisors is an integer number (197746362981).

Almost surely, 2^395492725961 is an apocalyptic number.

It is an amenable number.

395492725961 is a deficient number, since it is larger than the sum of its proper divisors (1).

395492725961 is an equidigital number, since it uses as much as digits as its factorization.

395492725961 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36741600, while the sum is 62.

The spelling of 395492725961 in words is "three hundred ninety-five billion, four hundred ninety-two million, seven hundred twenty-five thousand, nine hundred sixty-one".