65265612542213 has 4 divisors (see below), whose sum is σ = 65267179698240. Its totient is φ = 65264045386188.

The previous prime is 65265612542177. The next prime is 65265612542219. The reversal of 65265612542213 is 31224521656256.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 65265612542213 - 2⁸ = 65265612541957 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 (65265612542219) 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, 783515543 + ... + 783598836.

It is an arithmetic number, because the mean of its divisors is an integer number (16316794924560).

Almost surely, 2^{65265612542213} is an apocalyptic number.

It is an amenable number.

65265612542213 is a deficient number, since it is larger than the sum of its proper divisors (1567156027).

65265612542213 is a wasteful number, since it uses less digits than its factorization.

65265612542213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1567156026.

The product of its digits is 5184000, while the sum is 50.

The spelling of 65265612542213 in words is "sixty-five trillion, two hundred sixty-five billion, six hundred twelve million, five hundred forty-two thousand, two hundred thirteen".