53553445213 has 2 divisors, whose sum is σ = 53553445214. Its totient is φ = 53553445212.

The previous prime is 53553445129. The next prime is 53553445229. The reversal of 53553445213 is 31254435535.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 34366485924 + 19186959289 = 185382^2 + 138517^2 .

It is a cyclic number.

It is not a de Polignac number, because 53553445213 - 2⁹ = 53553444701 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53553445243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26776722606 + 26776722607.

It is an arithmetic number, because the mean of its divisors is an integer number (26776722607).

Almost surely, 2^53553445213 is an apocalyptic number.

It is an amenable number.

53553445213 is a deficient number, since it is larger than the sum of its proper divisors (1).

53553445213 is an equidigital number, since it uses as much as digits as its factorization.

53553445213 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 540000, while the sum is 40.

The spelling of 53553445213 in words is "fifty-three billion, five hundred fifty-three million, four hundred forty-five thousand, two hundred thirteen".