53731213733 has 2 divisors, whose sum is σ = 53731213734. Its totient is φ = 53731213732.

The previous prime is 53731213681. The next prime is 53731213751. The reversal of 53731213733 is 33731213735.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 51866874049 + 1864339684 = 227743^2 + 43178^2 .

It is a cyclic number.

It is not a de Polignac number, because 53731213733 - 2¹⁴ = 53731197349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53731213763) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26865606866 + 26865606867.

It is an arithmetic number, because the mean of its divisors is an integer number (26865606867).

Almost surely, 2^53731213733 is an apocalyptic number.

It is an amenable number.

53731213733 is a deficient number, since it is larger than the sum of its proper divisors (1).

53731213733 is an equidigital number, since it uses as much as digits as its factorization.

53731213733 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 119070, while the sum is 38.

The spelling of 53731213733 in words is "fifty-three billion, seven hundred thirty-one million, two hundred thirteen thousand, seven hundred thirty-three".