65855812487683 has 8 divisors (see below), whose sum is σ = 66104490759552. Its totient is φ = 65607212861376.

The previous prime is 65855812487609. The next prime is 65855812487701. The reversal of 65855812487683 is 38678421855856.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-65855812487683 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (65855812457683) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17983210 + ... + 21333247.

It is an arithmetic number, because the mean of its divisors is an integer number (8263061344944).

Almost surely, 2^{65855812487683} is an apocalyptic number.

65855812487683 is a deficient number, since it is larger than the sum of its proper divisors (248678271869).

65855812487683 is a wasteful number, since it uses less digits than its factorization.

65855812487683 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39322781.

The product of its digits is 3096576000, while the sum is 76.

The spelling of 65855812487683 in words is "sixty-five trillion, eight hundred fifty-five billion, eight hundred twelve million, four hundred eighty-seven thousand, six hundred eighty-three".