53330333513 has 2 divisors, whose sum is σ = 53330333514. Its totient is φ = 53330333512.

The previous prime is 53330333503. The next prime is 53330333627. The reversal of 53330333513 is 31533303335.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 53330050489 + 283024 = 230933^2 + 532^2 .

It is a cyclic number.

It is not a de Polignac number, because 53330333513 - 2⁸ = 53330333257 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53330333513.

It is not a weakly prime, because it can be changed into another prime (53330333503) 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, 26665166756 + 26665166757.

It is an arithmetic number, because the mean of its divisors is an integer number (26665166757).

Almost surely, 2^53330333513 is an apocalyptic number.

It is an amenable number.

53330333513 is a deficient number, since it is larger than the sum of its proper divisors (1).

53330333513 is an equidigital number, since it uses as much as digits as its factorization.

53330333513 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54675, while the sum is 32.

Adding to 53330333513 its reverse (31533303335), we get a palindrome (84863636848).

The spelling of 53330333513 in words is "fifty-three billion, three hundred thirty million, three hundred thirty-three thousand, five hundred thirteen".