10683447568447 has 4 divisors (see below), whose sum is σ = 10685580423840. Its totient is φ = 10681314713056.

The previous prime is 10683447568439. The next prime is 10683447568459. The reversal of 10683447568447 is 74486574438601.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10683447568447 - 2³ = 10683447568439 is a prime.

It is a super-2 number, since 2×10683447568447² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10683447566447) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1066420183 + ... + 1066430200.

It is an arithmetic number, because the mean of its divisors is an integer number (2671395105960).

Almost surely, 2^{10683447568447} is an apocalyptic number.

10683447568447 is a deficient number, since it is larger than the sum of its proper divisors (2132855393).

10683447568447 is an equidigital number, since it uses as much as digits as its factorization.

10683447568447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2132855392.

The product of its (nonzero) digits is 433520640, while the sum is 67.

The spelling of 10683447568447 in words is "ten trillion, six hundred eighty-three billion, four hundred forty-seven million, five hundred sixty-eight thousand, four hundred forty-seven".