23317647447313 has 4 divisors (see below), whose sum is σ = 23317659082480. Its totient is φ = 23317635812148.

The previous prime is 23317647447299. The next prime is 23317647447331. The reversal of 23317647447313 is 31374474671332.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 23317647447313 - 2²⁹ = 23317110576401 is a prime.

It is a super-2 number, since 2×23317647447313² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23317647417313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1957923 + ... + 7104136.

It is an arithmetic number, because the mean of its divisors is an integer number (5829414770620).

Almost surely, 2^{23317647447313} is an apocalyptic number.

It is an amenable number.

23317647447313 is a deficient number, since it is larger than the sum of its proper divisors (11635167).

23317647447313 is an equidigital number, since it uses as much as digits as its factorization.

23317647447313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11635166.

The product of its digits is 21337344, while the sum is 55.

The spelling of 23317647447313 in words is "twenty-three trillion, three hundred seventeen billion, six hundred forty-seven million, four hundred forty-seven thousand, three hundred thirteen".