53443014304517 has 2 divisors, whose sum is σ = 53443014304518. Its totient is φ = 53443014304516.

The previous prime is 53443014304513. The next prime is 53443014304543. The reversal of 53443014304517 is 71540341034435.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31446904924516 + 21996109380001 = 5607754^2 + 4690001^2 .

It is a cyclic number.

It is not a de Polignac number, because 53443014304517 - 2² = 53443014304513 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53443014304513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26721507152258 + 26721507152259.

It is an arithmetic number, because the mean of its divisors is an integer number (26721507152259).

Almost surely, 2^{53443014304517} is an apocalyptic number.

It is an amenable number.

53443014304517 is a deficient number, since it is larger than the sum of its proper divisors (1).

53443014304517 is an equidigital number, since it uses as much as digits as its factorization.

53443014304517 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1209600, while the sum is 44.

The spelling of 53443014304517 in words is "fifty-three trillion, four hundred forty-three billion, fourteen million, three hundred four thousand, five hundred seventeen".