1066440042708 has 24 divisors (see below), whose sum is σ = 2488718383200. Its totient is φ = 355428830880.

The previous prime is 1066440042691. The next prime is 1066440042797. The reversal of 1066440042708 is 8072400446601.

1066440042708 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1066440042708² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1066440042708.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6311058 + ... + 6477833.

It is an arithmetic number, because the mean of its divisors is an integer number (103696599300).

Almost surely, 2^{1066440042708} is an apocalyptic number.

It is an amenable number.

1066440042708 is an abundant number, since it is smaller than the sum of its proper divisors (1422278340492).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1066440042708 is a wasteful number, since it uses less digits than its factorization.

1066440042708 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12795847 (or 12795845 counting only the distinct ones).

The product of its (nonzero) digits is 258048, while the sum is 42.

The spelling of 1066440042708 in words is "one trillion, sixty-six billion, four hundred forty million, forty-two thousand, seven hundred eight".