53634373213 has 2 divisors, whose sum is σ = 53634373214. Its totient is φ = 53634373212.

The previous prime is 53634373157. The next prime is 53634373237. The reversal of 53634373213 is 31237343635.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 52678512324 + 955860889 = 229518^2 + 30917^2 .

It is a cyclic number.

It is not a de Polignac number, because 53634373213 - 2¹⁷ = 53634242141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53634373253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26817186606 + 26817186607.

It is an arithmetic number, because the mean of its divisors is an integer number (26817186607).

Almost surely, 2^53634373213 is an apocalyptic number.

It is an amenable number.

53634373213 is a deficient number, since it is larger than the sum of its proper divisors (1).

53634373213 is an equidigital number, since it uses as much as digits as its factorization.

53634373213 is an evil number, because the sum of its binary digits is even.

The product of its digits is 408240, while the sum is 40.

The spelling of 53634373213 in words is "fifty-three billion, six hundred thirty-four million, three hundred seventy-three thousand, two hundred thirteen".