65838266086263 has 48 divisors (see below), whose sum is σ = 101675491335936. Its totient is φ = 37575515594880.

The previous prime is 65838266086259. The next prime is 65838266086267. The reversal of 65838266086263 is 36268066283856.

It is an interprime number because it is at equal distance from previous prime (65838266086259) and next prime (65838266086267).

It is not a de Polignac number, because 65838266086263 - 2² = 65838266086259 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65838266086267) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 14557206 + ... + 18536147.

It is an arithmetic number, because the mean of its divisors is an integer number (2118239402832).

Almost surely, 2^{65838266086263} is an apocalyptic number.

65838266086263 is a deficient number, since it is larger than the sum of its proper divisors (35837225249673).

65838266086263 is a wasteful number, since it uses less digits than its factorization.

65838266086263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33093572 (or 33093553 counting only the distinct ones).

The product of its (nonzero) digits is 716636160, while the sum is 69.

The spelling of 65838266086263 in words is "sixty-five trillion, eight hundred thirty-eight billion, two hundred sixty-six million, eighty-six thousand, two hundred sixty-three".