53106532613 has 2 divisors, whose sum is σ = 53106532614. Its totient is φ = 53106532612.

The previous prime is 53106532499. The next prime is 53106532637. The reversal of 53106532613 is 31623560135.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26831095204 + 26275437409 = 163802^2 + 162097^2 .

It is a cyclic number.

It is not a de Polignac number, because 53106532613 - 2¹⁰ = 53106531589 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53106552613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26553266306 + 26553266307.

It is an arithmetic number, because the mean of its divisors is an integer number (26553266307).

Almost surely, 2^53106532613 is an apocalyptic number.

It is an amenable number.

53106532613 is a deficient number, since it is larger than the sum of its proper divisors (1).

53106532613 is an equidigital number, since it uses as much as digits as its factorization.

53106532613 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48600, while the sum is 35.

The spelling of 53106532613 in words is "fifty-three billion, one hundred six million, five hundred thirty-two thousand, six hundred thirteen".