53212210393 has 2 divisors, whose sum is σ = 53212210394. Its totient is φ = 53212210392.

The previous prime is 53212210367. The next prime is 53212210523. The reversal of 53212210393 is 39301221235.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 33513526489 + 19698683904 = 183067^2 + 140352^2 .

It is a cyclic number.

It is not a de Polignac number, because 53212210393 - 2⁵ = 53212210361 is a prime.

It is not a weakly prime, because it can be changed into another prime (53212210343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26606105196 + 26606105197.

It is an arithmetic number, because the mean of its divisors is an integer number (26606105197).

Almost surely, 2^53212210393 is an apocalyptic number.

It is an amenable number.

53212210393 is a deficient number, since it is larger than the sum of its proper divisors (1).

53212210393 is an equidigital number, since it uses as much as digits as its factorization.

53212210393 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9720, while the sum is 31.

The spelling of 53212210393 in words is "fifty-three billion, two hundred twelve million, two hundred ten thousand, three hundred ninety-three".