53018833213 has 2 divisors, whose sum is σ = 53018833214. Its totient is φ = 53018833212.

The previous prime is 53018833199. The next prime is 53018833237. The reversal of 53018833213 is 31233881035.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 50558871609 + 2459961604 = 224853^2 + 49598^2 .

It is a cyclic number.

It is not a de Polignac number, because 53018833213 - 2¹⁷ = 53018702141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53018833013) 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, 26509416606 + 26509416607.

It is an arithmetic number, because the mean of its divisors is an integer number (26509416607).

Almost surely, 2^53018833213 is an apocalyptic number.

It is an amenable number.

53018833213 is a deficient number, since it is larger than the sum of its proper divisors (1).

53018833213 is an equidigital number, since it uses as much as digits as its factorization.

53018833213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 51840, while the sum is 37.

The spelling of 53018833213 in words is "fifty-three billion, eighteen million, eight hundred thirty-three thousand, two hundred thirteen".