65045365543 has 4 divisors (see below), whose sum is σ = 65050609648. Its totient is φ = 65040121440.

The previous prime is 65045365519. The next prime is 65045365601. The reversal of 65045365543 is 34556354056.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-65045365543 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 65045365493 and 65045365502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65045365513) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2603403 + ... + 2628268.

It is an arithmetic number, because the mean of its divisors is an integer number (16262652412).

Almost surely, 2^65045365543 is an apocalyptic number.

65045365543 is a deficient number, since it is larger than the sum of its proper divisors (5244105).

65045365543 is a wasteful number, since it uses less digits than its factorization.

65045365543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5244104.

The product of its (nonzero) digits is 3240000, while the sum is 46.

The spelling of 65045365543 in words is "sixty-five billion, forty-five million, three hundred sixty-five thousand, five hundred forty-three".