10668424856 has 16 divisors (see below), whose sum is σ = 20011176240. Its totient is φ = 5332111200.

The previous prime is 10668424853. The next prime is 10668424867. The reversal of 10668424856 is 65842486601.

It is a super-2 number, since 2×10668424856² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10668424853) 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, 240971 + ... + 281786.

It is an arithmetic number, because the mean of its divisors is an integer number (1250698515).

Almost surely, 2^10668424856 is an apocalyptic number.

It is an amenable number.

10668424856 is a deficient number, since it is larger than the sum of its proper divisors (9342751384).

10668424856 is a wasteful number, since it uses less digits than its factorization.

10668424856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 525314 (or 525310 counting only the distinct ones).

The product of its (nonzero) digits is 2211840, while the sum is 50.

It can be divided in two parts, 10 and 668424856, that added together give a palindrome (668424866).

The spelling of 10668424856 in words is "ten billion, six hundred sixty-eight million, four hundred twenty-four thousand, eight hundred fifty-six".