65423652713 has 4 divisors (see below), whose sum is σ = 65425706880. Its totient is φ = 65421598548.

The previous prime is 65423652709. The next prime is 65423652751. The reversal of 65423652713 is 31725632456.

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 65423652713 - 2² = 65423652709 is a prime.

It is a super-2 number, since 2×65423652713² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (65423652013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 978545 + ... + 1043262.

It is an arithmetic number, because the mean of its divisors is an integer number (16356426720).

Almost surely, 2^65423652713 is an apocalyptic number.

It is an amenable number.

65423652713 is a deficient number, since it is larger than the sum of its proper divisors (2054167).

65423652713 is a wasteful number, since it uses less digits than its factorization.

65423652713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2054166.

The product of its digits is 907200, while the sum is 44.

The spelling of 65423652713 in words is "sixty-five billion, four hundred twenty-three million, six hundred fifty-two thousand, seven hundred thirteen".