53522042617997 has 2 divisors, whose sum is σ = 53522042617998. Its totient is φ = 53522042617996.

The previous prime is 53522042617993. The next prime is 53522042618027. The reversal of 53522042617997 is 79971624022535.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 51805172251561 + 1716870366436 = 7197581^2 + 1310294^2 .

It is a cyclic number.

It is not a de Polignac number, because 53522042617997 - 2² = 53522042617993 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53522042617993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26761021308998 + 26761021308999.

It is an arithmetic number, because the mean of its divisors is an integer number (26761021308999).

Almost surely, 2^{53522042617997} is an apocalyptic number.

It is an amenable number.

53522042617997 is a deficient number, since it is larger than the sum of its proper divisors (1).

53522042617997 is an equidigital number, since it uses as much as digits as its factorization.

53522042617997 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 57153600, while the sum is 62.

The spelling of 53522042617997 in words is "fifty-three trillion, five hundred twenty-two billion, forty-two million, six hundred seventeen thousand, nine hundred ninety-seven".