386398284953 has 2 divisors, whose sum is σ = 386398284954. Its totient is φ = 386398284952.

The previous prime is 386398284871. The next prime is 386398284971. The reversal of 386398284953 is 359482893683.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 360800844889 + 25597440064 = 600667^2 + 159992^2 .

It is a cyclic number.

It is not a de Polignac number, because 386398284953 - 2¹⁴ = 386398268569 is a prime.

It is a super-2 number, since 2×386398284953² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (386398284973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 193199142476 + 193199142477.

It is an arithmetic number, because the mean of its divisors is an integer number (193199142477).

Almost surely, 2^386398284953 is an apocalyptic number.

It is an amenable number.

386398284953 is a deficient number, since it is larger than the sum of its proper divisors (1).

386398284953 is an equidigital number, since it uses as much as digits as its factorization.

386398284953 is an evil number, because the sum of its binary digits is even.

The product of its digits is 268738560, while the sum is 68.

The spelling of 386398284953 in words is "three hundred eighty-six billion, three hundred ninety-eight million, two hundred eighty-four thousand, nine hundred fifty-three".