6433868683345 has 32 divisors (see below), whose sum is σ = 8335174129920. Its totient is φ = 4752941571840.

The previous prime is 6433868683331. The next prime is 6433868683357. The reversal of 6433868683345 is 5433868683346.

It is not a de Polignac number, because 6433868683345 - 2¹¹ = 6433868681297 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27353290 + ... + 27587500.

It is an arithmetic number, because the mean of its divisors is an integer number (260474191560).

Almost surely, 2^{6433868683345} is an apocalyptic number.

It is an amenable number.

6433868683345 is a deficient number, since it is larger than the sum of its proper divisors (1901305446575).

6433868683345 is a wasteful number, since it uses less digits than its factorization.

6433868683345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242505.

The product of its digits is 716636160, while the sum is 67.

Subtracting from 6433868683345 its reverse (5433868683346), we obtain a palindrome (999999999999).

The spelling of 6433868683345 in words is "six trillion, four hundred thirty-three billion, eight hundred sixty-eight million, six hundred eighty-three thousand, three hundred forty-five".