647823350870383 has 8 divisors (see below), whose sum is σ = 649188594630000. Its totient is φ = 646458375114048.

The previous prime is 647823350870243. The next prime is 647823350870393. The reversal of 647823350870383 is 383078053328746.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-647823350870383 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 (647823350870393) 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 7 ways as a sum of consecutive naturals, for example, 62160916 + ... + 71830537.

It is an arithmetic number, because the mean of its divisors is an integer number (81148574328750).

Almost surely, 2^{647823350870383} is an apocalyptic number.

647823350870383 is a deficient number, since it is larger than the sum of its proper divisors (1365243759617).

647823350870383 is a wasteful number, since it uses less digits than its factorization.

647823350870383 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134001641.

The product of its (nonzero) digits is 487710720, while the sum is 67.

The spelling of 647823350870383 in words is "six hundred forty-seven trillion, eight hundred twenty-three billion, three hundred fifty million, eight hundred seventy thousand, three hundred eighty-three".