4865661212313 has 128 divisors (see below), whose sum is σ = 7709077094400. Its totient is φ = 2698335763200.

The previous prime is 4865661212273. The next prime is 4865661212329. The reversal of 4865661212313 is 3132121665684.

It is not a de Polignac number, because 4865661212313 - 2¹⁰ = 4865661211289 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4865661212353) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 1043459220 + ... + 1043463882.

It is an arithmetic number, because the mean of its divisors is an integer number (60227164800).

Almost surely, 2^{4865661212313} is an apocalyptic number.

It is an amenable number.

4865661212313 is a deficient number, since it is larger than the sum of its proper divisors (2843415882087).

4865661212313 is a wasteful number, since it uses less digits than its factorization.

4865661212313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5243.

The product of its digits is 1244160, while the sum is 48.

Adding to 4865661212313 its reverse (3132121665684), we get a palindrome (7997782877997).

The spelling of 4865661212313 in words is "four trillion, eight hundred sixty-five billion, six hundred sixty-one million, two hundred twelve thousand, three hundred thirteen".