65563425665101 has 16 divisors (see below), whose sum is σ = 80721186537600. Its totient is φ = 51856526190528.

The previous prime is 65563425665071. The next prime is 65563425665113. The reversal of 65563425665101 is 10156652436556.

It is a cyclic number.

It is not a de Polignac number, because 65563425665101 - 2³⁵ = 65529065926733 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65563425665131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 123571171 + ... + 124100608.

It is an arithmetic number, because the mean of its divisors is an integer number (5045074158600).

Almost surely, 2^{65563425665101} is an apocalyptic number.

It is an amenable number.

65563425665101 is a deficient number, since it is larger than the sum of its proper divisors (15157760872499).

65563425665101 is a wasteful number, since it uses less digits than its factorization.

65563425665101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247674708.

The product of its (nonzero) digits is 19440000, while the sum is 55.

The spelling of 65563425665101 in words is "sixty-five trillion, five hundred sixty-three billion, four hundred twenty-five million, six hundred sixty-five thousand, one hundred one".