53662065663573 has 12 divisors (see below), whose sum is σ = 77512424720640. Its totient is φ = 35774455629096.

The previous prime is 53662065663571. The next prime is 53662065663587. The reversal of 53662065663573 is 37536656026635.

53662065663573 is a `hidden beast` number, since 5 + 3 + 6 + 6 + 2 + 0 + 6 + 56 + 6 + 3 + 573 = 666.

53662065663573 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 53662065663573 - 2¹ = 53662065663571 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53662065663573.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53662065663571) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19896243 + ... + 22431776.

It is an arithmetic number, because the mean of its divisors is an integer number (6459368726720).

Almost surely, 2^{53662065663573} is an apocalyptic number.

It is an amenable number.

53662065663573 is a deficient number, since it is larger than the sum of its proper divisors (23850359057067).

53662065663573 is a wasteful number, since it uses less digits than its factorization.

53662065663573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42468888 (or 42468885 counting only the distinct ones).

The product of its (nonzero) digits is 367416000, while the sum is 63.

The spelling of 53662065663573 in words is "fifty-three trillion, six hundred sixty-two billion, sixty-five million, six hundred sixty-three thousand, five hundred seventy-three".