65286529280063 has 128 divisors (see below), whose sum is σ = 85189476556800. Its totient is φ = 48646241280000.

The previous prime is 65286529280053. The next prime is 65286529280069. The reversal of 65286529280063 is 36008292568256.

It is a Cunningham number, because it is equal to 8080008²-1.

It is not a de Polignac number, because 65286529280063 - 2³⁶ = 65217809803327 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 65286529279978 and 65286529280005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65286529280069) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 25314666908 + ... + 25314669486.

It is an arithmetic number, because the mean of its divisors is an integer number (665542785600).

Almost surely, 2^{65286529280063} is an apocalyptic number.

65286529280063 is a deficient number, since it is larger than the sum of its proper divisors (19902947276737).

65286529280063 is a wasteful number, since it uses less digits than its factorization.

65286529280063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3673.

The product of its (nonzero) digits is 74649600, while the sum is 62.

The spelling of 65286529280063 in words is "sixty-five trillion, two hundred eighty-six billion, five hundred twenty-nine million, two hundred eighty thousand, sixty-three".