53306403539117 has 2 divisors, whose sum is σ = 53306403539118. Its totient is φ = 53306403539116.

The previous prime is 53306403539113. The next prime is 53306403539183. The reversal of 53306403539117 is 71193530460335.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 33635661739876 + 19670741799241 = 5799626^2 + 4435171^2 .

It is a cyclic number.

It is not a de Polignac number, because 53306403539117 - 2² = 53306403539113 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53306403539113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26653201769558 + 26653201769559.

It is an arithmetic number, because the mean of its divisors is an integer number (26653201769559).

Almost surely, 2^{53306403539117} is an apocalyptic number.

It is an amenable number.

53306403539117 is a deficient number, since it is larger than the sum of its proper divisors (1).

53306403539117 is an equidigital number, since it uses as much as digits as its factorization.

53306403539117 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3061800, while the sum is 50.

The spelling of 53306403539117 in words is "fifty-three trillion, three hundred six billion, four hundred three million, five hundred thirty-nine thousand, one hundred seventeen".