848561461465 has 4 divisors (see below), whose sum is σ = 1018273753764. Its totient is φ = 678849169168.

The previous prime is 848561461463. The next prime is 848561461471. The reversal of 848561461465 is 564164165848.

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

It can be written as a sum of positive squares in 2 ways, for example, as 461345242176 + 387216219289 = 679224^2 + 622267^2 .

It is a cyclic number.

It is not a de Polignac number, because 848561461465 - 2¹ = 848561461463 is a prime.

It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (848561461463) 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, 84856146142 + ... + 84856146151.

It is an arithmetic number, because the mean of its divisors is an integer number (254568438441).

Almost surely, 2^848561461465 is an apocalyptic number.

It is an amenable number.

848561461465 is a deficient number, since it is larger than the sum of its proper divisors (169712292299).

848561461465 is a wasteful number, since it uses less digits than its factorization.

848561461465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169712292298.

The product of its digits is 22118400, while the sum is 58.

The spelling of 848561461465 in words is "eight hundred forty-eight billion, five hundred sixty-one million, four hundred sixty-one thousand, four hundred sixty-five".