65538579201703 has 4 divisors (see below), whose sum is σ = 65576928284280. Its totient is φ = 65500230119128.

The previous prime is 65538579201671. The next prime is 65538579201721. The reversal of 65538579201703 is 30710297583556.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 65538579201703 - 2⁵ = 65538579201671 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65538579201803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19174538725 + ... + 19174542142.

It is an arithmetic number, because the mean of its divisors is an integer number (16394232071070).

Almost surely, 2^{65538579201703} is an apocalyptic number.

65538579201703 is a deficient number, since it is larger than the sum of its proper divisors (38349082577).

65538579201703 is a wasteful number, since it uses less digits than its factorization.

65538579201703 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38349082576.

The product of its (nonzero) digits is 47628000, while the sum is 61.

The spelling of 65538579201703 in words is "sixty-five trillion, five hundred thirty-eight billion, five hundred seventy-nine million, two hundred one thousand, seven hundred three".