53734686613 has 2 divisors, whose sum is σ = 53734686614. Its totient is φ = 53734686612.

The previous prime is 53734686569. The next prime is 53734686637. The reversal of 53734686613 is 31668643735.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 38595352849 + 15139333764 = 196457^2 + 123042^2 .

It is a cyclic number.

It is not a de Polignac number, because 53734686613 - 2¹⁷ = 53734555541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53734086613) 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, 26867343306 + 26867343307.

It is an arithmetic number, because the mean of its divisors is an integer number (26867343307).

Almost surely, 2^53734686613 is an apocalyptic number.

It is an amenable number.

53734686613 is a deficient number, since it is larger than the sum of its proper divisors (1).

53734686613 is an equidigital number, since it uses as much as digits as its factorization.

53734686613 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6531840, while the sum is 52.

The spelling of 53734686613 in words is "fifty-three billion, seven hundred thirty-four million, six hundred eighty-six thousand, six hundred thirteen".