313711223647 has 8 divisors (see below), whose sum is σ = 335104338816. Its totient is φ = 292644721152.

The previous prime is 313711223611. The next prime is 313711223659. The reversal of 313711223647 is 746322117313.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 313711223647 - 2⁷ = 313711223519 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 (313711223047) 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 7 ways as a sum of consecutive naturals, for example, 81651183 + ... + 81655024.

It is an arithmetic number, because the mean of its divisors is an integer number (41888042352).

Almost surely, 2^313711223647 is an apocalyptic number.

313711223647 is a deficient number, since it is larger than the sum of its proper divisors (21393115169).

313711223647 is a wasteful number, since it uses less digits than its factorization.

313711223647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163306337.

The product of its digits is 127008, while the sum is 40.

The spelling of 313711223647 in words is "three hundred thirteen billion, seven hundred eleven million, two hundred twenty-three thousand, six hundred forty-seven".